{"results":"<div class='relative search-result-item thumbnail-card no-access' data-id='1124615' data-is-require-teacher-acknowledgment='false' data-item-type='CollectionItemResource' data-type='Resource'>\n\n<div class='panel panel-default panel-resource mb-0 border-none'>\n<div class='resource-card-loader'></div>\n<div class='resource-type-banner'>\n<div class=\"type-resource type-interactive\"><i class=\"fa-solid fa-hand resource-icon\"></i><span class=\"ml-5 relative z-10\">Interactive</span><span class=\"resource-bg\"></span></div>\n</div>\n<div class='thumb-img-wrap-width-helper'></div>\n<div class='thumb-img-wrap'>\n<a class=\"trk-show-resource\" title=\"Com Padre Digital Library: Open Source Physics: Doppler Effect Model Interactive\" href=\"/teachers/com-padre-digital-library-open-source-physics-doppler-effect-model\"><img class=\"resource-img img-thumbnail img-responsive lozad\" alt=\"Com Padre Digital Library: Open Source Physics: Doppler Effect Model Interactive\" title=\"Com Padre Digital Library: Open Source Physics: Doppler Effect Model Interactive\" onError=\"handleImageNotLoadedError(this)\" data-default-image=\"https://statictemp.lp.lexp.cloud/images/attachment_defaults/resource/large/FPO-knovation.png\" data-src=\"https://content.lessonplanet.com/knovation/original/68909-59b3b8388d53b62b659e31a63e0c561e.jpg?1661244835\" width=\"315\" height=\"220\" src=\"data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs\" />\n</a><i class='fa-solid fa-image fa-6x thumb-img-wrap-icon'></i>\n</div>\n<div class='resource-info-wrap'>\n<div class='resource-info'>\n<div class='resource-info-top overflow-hidden text-ellipsis'>\n<span class='resource-pool-tag'>American Association of Physics Teachers</span>\n</div>\n<h4 class='resource-title' title='Com Padre Digital Library: Open Source Physics: Doppler Effect Model'>\n<a class=\"trk-show-resource\" title=\"Com Padre Digital Library: Open Source Physics: Doppler Effect Model Interactive\" href=\"/teachers/com-padre-digital-library-open-source-physics-doppler-effect-model\">Com Padre Digital Library: Open Source Physics: Doppler Effect Model\n</a></h4>\n<div class='resource-meta text-xs text-gray-600 overflow-hidden text-ellipsis'>\n<i class='lp-icon fa-solid fa-user'></i>\n<span class='resource-audience'>For Students</span>\n<i class='lp-icon fa-regular fa-graduation-cap'></i>\n<span class='resource-grade'>9th - 10th</span>\n</div>\n<div class='resource-description-wrap'>\n<div class='resource-description'>\nA simulation of the Doppler Effect, where a change in wave frequency can be observed from the reference frame of the wave source, an observer, or the medium.\n</div>\n</div>\n<div class='resource-actions bg-white'>\n<a class=\"btn btn-default btn-xs text-xs free-access-btn upgrade-btn\" title=\"Get Free Access to Com Padre Digital Library: Open Source Physics: Doppler Effect Model Interactive\" data-track-click=\"Search result free access button\" data-track-label=\"Search Page\" data-posthog-event=\"Signup: LP Signup Activity\" data-posthog-location=\"body_button_other\" data-remote=\"true\" href=\"/subscription/new?signup_resource_id=1124615\"><i class='fa-regular fa-eye'></i>\n<span class='button-text'>Get Free Access</span>\n</a><a class=\"btn btn-default btn-xs text-xs trk-show-resource\" title=\"Com Padre Digital Library: Open Source Physics: Doppler Effect Model Interactive\" href=\"/teachers/com-padre-digital-library-open-source-physics-doppler-effect-model\"><i class='fa-solid fa-list-ul'></i>\n<span class='button-text'>See Review</span>\n</a></div>\n</div>\n</div>\n</div>\n\n</div>\n\n\n<div class='relative search-result-item thumbnail-card no-access' data-id='1211343' data-is-require-teacher-acknowledgment='false' data-item-type='CollectionItemResource' data-type='Resource'>\n\n<div class='panel panel-default panel-resource mb-0 border-none'>\n<div class='resource-card-loader'></div>\n<div class='resource-type-banner'>\n<div class=\"type-resource type-custom\"><i class=\"fa-solid fa-file resource-icon\"></i><span class=\"ml-5 relative z-10\">Handout</span><span class=\"resource-bg\"></span></div>\n</div>\n<div class='thumb-img-wrap-width-helper'></div>\n<div class='thumb-img-wrap'>\n<a class=\"trk-show-resource\" title=\"The Physics Classroom: The Doppler Effect Handout\" href=\"/teachers/the-physics-classroom-the-doppler-effect\"><img class=\"resource-img img-thumbnail img-responsive lozad\" alt=\"The Physics Classroom: The Doppler Effect Handout\" title=\"The Physics Classroom: The Doppler Effect Handout\" onError=\"handleImageNotLoadedError(this)\" data-default-image=\"https://statictemp.lp.lexp.cloud/images/attachment_defaults/resource/large/FPO-knovation.png\" data-src=\"https://statictemp.lp.lexp.cloud/images/attachment_defaults/resource/large/FPO-knovation.png\" width=\"315\" height=\"220\" src=\"data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs\" />\n</a><i class='fa-solid fa-image fa-6x thumb-img-wrap-icon'></i>\n</div>\n<div class='resource-info-wrap'>\n<div class='resource-info'>\n<div class='resource-info-top overflow-hidden text-ellipsis'>\n<span class='resource-pool-tag'>Physics Classroom</span>\n</div>\n<h4 class='resource-title' title='The Physics Classroom: The Doppler Effect'>\n<a class=\"trk-show-resource\" title=\"The Physics Classroom: The Doppler Effect Handout\" href=\"/teachers/the-physics-classroom-the-doppler-effect\">The Physics Classroom: The Doppler Effect\n</a></h4>\n<div class='resource-meta text-xs text-gray-600 overflow-hidden text-ellipsis'>\n<i class='lp-icon fa-solid fa-user'></i>\n<span class='resource-audience'>For Students</span>\n<i class='lp-icon fa-regular fa-graduation-cap'></i>\n<span class='resource-grade'>9th - 10th</span>\n</div>\n<div class='resource-description-wrap'>\n<div class='resource-description'>\nAt this tutorial, a happy bug in the center of a circular water puddle is used to describe the Doppler effect.\n</div>\n</div>\n<div class='resource-actions bg-white'>\n<a class=\"btn btn-default btn-xs text-xs free-access-btn upgrade-btn\" title=\"Get Free Access to The Physics Classroom: The Doppler Effect Handout\" data-track-click=\"Search result free access button\" data-track-label=\"Search Page\" data-posthog-event=\"Signup: LP Signup Activity\" data-posthog-location=\"body_button_other\" data-remote=\"true\" href=\"/subscription/new?signup_resource_id=1211343\"><i class='fa-regular fa-eye'></i>\n<span class='button-text'>Get Free Access</span>\n</a><a class=\"btn btn-default btn-xs text-xs trk-show-resource\" title=\"The Physics Classroom: The Doppler Effect Handout\" href=\"/teachers/the-physics-classroom-the-doppler-effect\"><i class='fa-solid fa-list-ul'></i>\n<span class='button-text'>See Review</span>\n</a></div>\n</div>\n</div>\n</div>\n\n</div>\n\n\n<div class='relative search-result-item thumbnail-card no-access' data-id='1091145' data-is-require-teacher-acknowledgment='false' data-item-type='CollectionItemResource' data-type='Resource'>\n\n<div class='panel panel-default panel-resource mb-0 border-none'>\n<div class='resource-card-loader'></div>\n<div class='resource-type-banner'>\n<div class=\"type-resource type-interactive\"><i class=\"fa-solid fa-hand resource-icon\"></i><span class=\"ml-5 relative z-10\">Interactive</span><span class=\"resource-bg\"></span></div>\n</div>\n<div class='thumb-img-wrap-width-helper'></div>\n<div class='thumb-img-wrap'>\n<a class=\"trk-show-resource\" title=\"Ck 12 Exploration Series: Simulations: Physics: Doppler Ducks Interactive\" href=\"/teachers/ck-12-exploration-series-simulations-physics-doppler-ducks\"><img class=\"resource-img img-thumbnail img-responsive lozad\" alt=\"Ck 12 Exploration Series: Simulations: Physics: Doppler Ducks Interactive\" title=\"Ck 12 Exploration Series: Simulations: Physics: Doppler Ducks Interactive\" onError=\"handleImageNotLoadedError(this)\" data-default-image=\"https://statictemp.lp.lexp.cloud/images/attachment_defaults/resource/large/FPO-knovation.png\" data-src=\"https://statictemp.lp.lexp.cloud/images/attachment_defaults/resource/large/FPO-knovation.png\" width=\"315\" height=\"220\" src=\"data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs\" />\n</a><i class='fa-solid fa-image fa-6x thumb-img-wrap-icon'></i>\n</div>\n<div class='resource-info-wrap'>\n<div class='resource-info'>\n<div class='resource-info-top overflow-hidden text-ellipsis'>\n<span class='resource-pool-tag'>CK-12 Foundation</span>\n</div>\n<h4 class='resource-title' title='Ck 12 Exploration Series: Simulations: Physics: Doppler Ducks'>\n<a class=\"trk-show-resource\" title=\"Ck 12 Exploration Series: Simulations: Physics: Doppler Ducks Interactive\" href=\"/teachers/ck-12-exploration-series-simulations-physics-doppler-ducks\">Ck 12 Exploration Series: Simulations: Physics: Doppler Ducks\n</a></h4>\n<div class='resource-meta text-xs text-gray-600 overflow-hidden text-ellipsis'>\n<i class='lp-icon fa-solid fa-user'></i>\n<span class='resource-audience'>For Students</span>\n<i class='lp-icon fa-regular fa-graduation-cap'></i>\n<span class='resource-grade'>9th - 10th</span>\n</div>\n<div class='resource-description-wrap'>\n<div class='resource-description'>\n[Free Registration/Login Required] Why do ducks make a 'V' shape in the water when they swim? Explore the doppler effect using this interactive simulation.\n</div>\n</div>\n<div class='resource-actions bg-white'>\n<a class=\"btn btn-default btn-xs text-xs free-access-btn upgrade-btn\" title=\"Get Free Access to Ck 12 Exploration Series: Simulations: Physics: Doppler Ducks Interactive\" data-track-click=\"Search result free access button\" data-track-label=\"Search Page\" data-posthog-event=\"Signup: LP Signup Activity\" data-posthog-location=\"body_button_resources_tab\" data-remote=\"true\" href=\"/subscription/new?signup_resource_id=1091145\"><i class='fa-regular fa-eye'></i>\n<span class='button-text'>Get Free Access</span>\n</a><a class=\"btn btn-default btn-xs text-xs trk-show-resource\" title=\"Ck 12 Exploration Series: Simulations: Physics: Doppler Ducks Interactive\" href=\"/teachers/ck-12-exploration-series-simulations-physics-doppler-ducks\"><i class='fa-solid fa-list-ul'></i>\n<span class='button-text'>See Review</span>\n</a></div>\n</div>\n</div>\n</div>\n\n</div>\n\n\n<div class='relative search-result-item thumbnail-card no-access' data-id='1170682' data-is-require-teacher-acknowledgment='false' data-item-type='CollectionItemResource' data-type='Resource'>\n\n<div class='panel panel-default panel-resource mb-0 border-none'>\n<div class='resource-card-loader'></div>\n<div class='resource-type-banner'>\n<div class=\"type-resource type-custom\"><i class=\"fa-solid fa-file resource-icon\"></i><span class=\"ml-5 relative z-10\">PPT</span><span class=\"resource-bg\"></span></div>\n</div>\n<div class='thumb-img-wrap-width-helper'></div>\n<div class='thumb-img-wrap'>\n<a class=\"trk-show-resource\" title=\"Sophia: Doppler Effect: Lesson 2 Ppt\" href=\"/teachers/sophia-doppler-effect-lesson-2\"><img class=\"resource-img img-thumbnail img-responsive lozad\" alt=\"Sophia: Doppler Effect: Lesson 2 PPT\" title=\"Sophia: Doppler Effect: Lesson 2 PPT\" onError=\"handleImageNotLoadedError(this)\" data-default-image=\"https://statictemp.lp.lexp.cloud/images/attachment_defaults/resource/large/FPO-knovation.png\" data-src=\"https://content.lessonplanet.com/knovation/original/138452-be5a19c502d4d2d38215575c61d983cc.jpg?1661759947\" width=\"315\" height=\"220\" src=\"data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs\" />\n</a><i class='fa-solid fa-image fa-6x thumb-img-wrap-icon'></i>\n</div>\n<div class='resource-info-wrap'>\n<div class='resource-info'>\n<div class='resource-info-top overflow-hidden text-ellipsis'>\n<span class='resource-pool-tag'>Sophia Learning</span>\n</div>\n<h4 class='resource-title' title='Sophia: Doppler Effect: Lesson 2'>\n<a class=\"trk-show-resource\" title=\"Sophia: Doppler Effect: Lesson 2 Ppt\" href=\"/teachers/sophia-doppler-effect-lesson-2\">Sophia: Doppler Effect: Lesson 2\n</a></h4>\n<div class='resource-meta text-xs text-gray-600 overflow-hidden text-ellipsis'>\n<i class='lp-icon fa-solid fa-user'></i>\n<span class='resource-audience'>For Students</span>\n<i class='lp-icon fa-regular fa-graduation-cap'></i>\n<span class='resource-grade'>9th - 10th</span>\n</div>\n<div class='resource-description-wrap'>\n<div class='resource-description'>\nThis lesson will describe how the doppler effect is created by moving sound waves. It is 2 of 4 in the series titled \"Doppler Effect.\"\n</div>\n</div>\n<div class='resource-actions bg-white'>\n<a class=\"btn btn-default btn-xs text-xs free-access-btn upgrade-btn\" title=\"Get Free Access to Sophia: Doppler Effect: Lesson 2 Ppt\" data-track-click=\"Search result free access button\" data-track-label=\"Search Page\" data-posthog-event=\"Signup: LP Signup Activity\" data-posthog-location=\"body_button_other\" data-remote=\"true\" href=\"/subscription/new?signup_resource_id=1170682\"><i class='fa-regular fa-eye'></i>\n<span class='button-text'>Get Free Access</span>\n</a><a class=\"btn btn-default btn-xs text-xs trk-show-resource\" title=\"Sophia: Doppler Effect: Lesson 2 Ppt\" href=\"/teachers/sophia-doppler-effect-lesson-2\"><i class='fa-solid fa-list-ul'></i>\n<span class='button-text'>See Review</span>\n</a></div>\n</div>\n</div>\n</div>\n\n</div>\n\n\n<div class='relative search-result-item thumbnail-card no-access' data-id='1170683' data-is-require-teacher-acknowledgment='false' data-item-type='CollectionItemResource' data-type='Resource'>\n\n<div class='panel panel-default panel-resource mb-0 border-none'>\n<div class='resource-card-loader'></div>\n<div class='resource-type-banner'>\n<div class=\"type-resource type-custom\"><i class=\"fa-solid fa-file resource-icon\"></i><span class=\"ml-5 relative z-10\">PPT</span><span class=\"resource-bg\"></span></div>\n</div>\n<div class='thumb-img-wrap-width-helper'></div>\n<div class='thumb-img-wrap'>\n<a class=\"trk-show-resource\" title=\"Sophia: Doppler Effect: Lesson 3 Ppt\" href=\"/teachers/sophia-doppler-effect-lesson-3\"><img class=\"resource-img img-thumbnail img-responsive lozad\" alt=\"Sophia: Doppler Effect: Lesson 3 PPT\" title=\"Sophia: Doppler Effect: Lesson 3 PPT\" onError=\"handleImageNotLoadedError(this)\" data-default-image=\"https://statictemp.lp.lexp.cloud/images/attachment_defaults/resource/large/FPO-knovation.png\" data-src=\"https://content.lessonplanet.com/knovation/original/138453-af694a2513d3d5822fe622aa66e0093f.jpg?1661759949\" width=\"315\" height=\"220\" src=\"data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs\" />\n</a><i class='fa-solid fa-image fa-6x thumb-img-wrap-icon'></i>\n</div>\n<div class='resource-info-wrap'>\n<div class='resource-info'>\n<div class='resource-info-top overflow-hidden text-ellipsis'>\n<span class='resource-pool-tag'>Sophia Learning</span>\n</div>\n<h4 class='resource-title' title='Sophia: Doppler Effect: Lesson 3'>\n<a class=\"trk-show-resource\" title=\"Sophia: Doppler Effect: Lesson 3 Ppt\" href=\"/teachers/sophia-doppler-effect-lesson-3\">Sophia: Doppler Effect: Lesson 3\n</a></h4>\n<div class='resource-meta text-xs text-gray-600 overflow-hidden text-ellipsis'>\n<i class='lp-icon fa-solid fa-user'></i>\n<span class='resource-audience'>For Students</span>\n<i class='lp-icon fa-regular fa-graduation-cap'></i>\n<span class='resource-grade'>9th - 10th</span>\n</div>\n<div class='resource-description-wrap'>\n<div class='resource-description'>\nThis lesson will describe how the doppler effect is created by moving sound waves. It is 3 of 4 in the series titled \"Doppler Effect.\"\n</div>\n</div>\n<div class='resource-actions bg-white'>\n<a class=\"btn btn-default btn-xs text-xs free-access-btn upgrade-btn\" title=\"Get Free Access to Sophia: Doppler Effect: Lesson 3 Ppt\" data-track-click=\"Search result free access button\" data-track-label=\"Search Page\" data-posthog-event=\"Signup: LP Signup Activity\" data-posthog-location=\"body_button_other\" data-remote=\"true\" href=\"/subscription/new?signup_resource_id=1170683\"><i class='fa-regular fa-eye'></i>\n<span class='button-text'>Get Free Access</span>\n</a><a class=\"btn btn-default btn-xs text-xs trk-show-resource\" title=\"Sophia: Doppler Effect: Lesson 3 Ppt\" href=\"/teachers/sophia-doppler-effect-lesson-3\"><i class='fa-solid fa-list-ul'></i>\n<span class='button-text'>See Review</span>\n</a></div>\n</div>\n</div>\n</div>\n\n</div>\n\n\n<div class='relative search-result-item thumbnail-card no-access' data-id='1179499' data-is-require-teacher-acknowledgment='false' data-item-type='CollectionItemResource' data-type='Resource'>\n\n<div class='panel panel-default panel-resource mb-0 border-none'>\n<div class='resource-card-loader'></div>\n<div class='resource-type-banner'>\n<div class=\"type-resource type-unit-plan\"><i class=\"fa-solid fa-bars resource-icon\"></i><span class=\"ml-5 relative z-10\">Unit Plan</span><span class=\"resource-bg\"></span></div>\n</div>\n<div class='thumb-img-wrap-width-helper'></div>\n<div class='thumb-img-wrap'>\n<a class=\"trk-show-resource\" title=\"Sophia: Doppler Effect: Lesson 1 Unit plan\" href=\"/teachers/sophia-doppler-effect-lesson-1\"><img class=\"resource-img img-thumbnail img-responsive lozad\" alt=\"Sophia: Doppler Effect: Lesson 1 Unit Plan\" title=\"Sophia: Doppler Effect: Lesson 1 Unit Plan\" onError=\"handleImageNotLoadedError(this)\" data-default-image=\"https://statictemp.lp.lexp.cloud/images/attachment_defaults/resource/large/FPO-knovation.png\" data-src=\"https://content.lessonplanet.com/knovation/original/154312-7c5d01a08bd28c7c68bbf5d622b035ce.jpg?1661759946\" width=\"315\" height=\"220\" src=\"data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs\" />\n</a><i class='fa-solid fa-image fa-6x thumb-img-wrap-icon'></i>\n</div>\n<div class='resource-info-wrap'>\n<div class='resource-info'>\n<div class='resource-info-top overflow-hidden text-ellipsis'>\n<span class='resource-pool-tag'>Sophia Learning</span>\n</div>\n<h4 class='resource-title' title='Sophia: Doppler Effect: Lesson 1'>\n<a class=\"trk-show-resource\" title=\"Sophia: Doppler Effect: Lesson 1 Unit plan\" href=\"/teachers/sophia-doppler-effect-lesson-1\">Sophia: Doppler Effect: Lesson 1\n</a></h4>\n<div class='resource-meta text-xs text-gray-600 overflow-hidden text-ellipsis'>\n<i class='lp-icon fa-solid fa-user'></i>\n<span class='resource-audience'>For Students</span>\n<i class='lp-icon fa-regular fa-graduation-cap'></i>\n<span class='resource-grade'>9th - 10th</span>\n</div>\n<div class='resource-description-wrap'>\n<div class='resource-description'>\nThis lesson will describe how the doppler effect is created by moving sound waves. It is 1 of 4 in the series titled \"Doppler Effect.\"\n</div>\n</div>\n<div class='resource-actions bg-white'>\n<a class=\"btn btn-default btn-xs text-xs free-access-btn upgrade-btn\" title=\"Get Free Access to Sophia: Doppler Effect: Lesson 1 Unit plan\" data-track-click=\"Search result free access button\" data-track-label=\"Search Page\" data-posthog-event=\"Signup: LP Signup Activity\" data-posthog-location=\"body_button_other\" data-remote=\"true\" href=\"/subscription/new?signup_resource_id=1179499\"><i class='fa-regular fa-eye'></i>\n<span class='button-text'>Get Free Access</span>\n</a><a class=\"btn btn-default btn-xs text-xs trk-show-resource\" title=\"Sophia: Doppler Effect: Lesson 1 Unit plan\" href=\"/teachers/sophia-doppler-effect-lesson-1\"><i class='fa-solid fa-list-ul'></i>\n<span class='button-text'>See Review</span>\n</a></div>\n</div>\n</div>\n</div>\n\n</div>\n\n\n<div class='relative search-result-item thumbnail-card no-access' data-id='1280912' data-is-require-teacher-acknowledgment='false' data-item-type='CollectionItemResource' data-type='Resource'>\n\n<div class='panel panel-default panel-resource mb-0 border-none'>\n<div class='resource-card-loader'></div>\n<div class='resource-type-banner'>\n<div class=\"type-resource type-instructional-video\"><i class=\"fa-solid fa-circle-play resource-icon\"></i><span class=\"ml-5 relative z-10\">Instructional Video</span><span class=\"resource-bg\"></span></div>\n</div>\n<div class='thumb-img-wrap-width-helper'></div>\n<div class='thumb-img-wrap'>\n<a class=\"trk-show-resource\" title=\"Next Vista for Learning: The Doppler Effect Instructional video\" href=\"/teachers/next-vista-for-learning-the-doppler-effect\"><img class=\"resource-img img-thumbnail img-responsive lozad\" alt=\"Next Vista for Learning: The Doppler Effect Instructional Video\" title=\"Next Vista for Learning: The Doppler Effect Instructional Video\" onError=\"handleImageNotLoadedError(this)\" data-default-image=\"https://statictemp.lp.lexp.cloud/images/attachment_defaults/resource/large/FPO-knovation.png\" data-src=\"https://content.lessonplanet.com/knovation/original/436410-99db2db6d916beac7ca06530b372e26d.jpg?1661253161\" width=\"315\" height=\"220\" src=\"data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs\" />\n</a><i class='fa-solid fa-image fa-6x thumb-img-wrap-icon'></i>\n</div>\n<div class='resource-info-wrap'>\n<div class='resource-info'>\n<div class='resource-info-top overflow-hidden text-ellipsis'>\n<span class='resource-pool-tag'>Next Vista for Learning</span>\n</div>\n<h4 class='resource-title' title='Next Vista for Learning: The Doppler Effect'>\n<a class=\"trk-show-resource\" title=\"Next Vista for Learning: The Doppler Effect Instructional video\" href=\"/teachers/next-vista-for-learning-the-doppler-effect\">Next Vista for Learning: The Doppler Effect\n</a></h4>\n<div class='resource-meta text-xs text-gray-600 overflow-hidden text-ellipsis'>\n<i class='lp-icon fa-solid fa-user'></i>\n<span class='resource-audience'>For Students</span>\n<i class='lp-icon fa-regular fa-graduation-cap'></i>\n<span class='resource-grade'>9th - 10th</span>\n</div>\n<div class='resource-description-wrap'>\n<div class='resource-description'>\nA video briefly explaining how the sound a siren makes appears to change because of the frequency of the wave. Video demonstrates the Doppler effect by having a police car pass the camera. [1:57]\n</div>\n</div>\n<div class='resource-actions bg-white'>\n<a class=\"btn btn-default btn-xs text-xs free-access-btn upgrade-btn\" title=\"Get Free Access to Next Vista for Learning: The Doppler Effect Instructional video\" data-track-click=\"Search result free access button\" data-track-label=\"Search Page\" data-posthog-event=\"Signup: LP Signup Activity\" data-posthog-location=\"body_button_other\" data-remote=\"true\" href=\"/subscription/new?signup_resource_id=1280912\"><i class='fa-regular fa-eye'></i>\n<span class='button-text'>Get Free Access</span>\n</a><a class=\"btn btn-default btn-xs text-xs trk-show-resource\" title=\"Next Vista for Learning: The Doppler Effect Instructional video\" href=\"/teachers/next-vista-for-learning-the-doppler-effect\"><i class='fa-solid fa-list-ul'></i>\n<span class='button-text'>See Review</span>\n</a></div>\n</div>\n</div>\n</div>\n\n</div>\n\n\n<div class='relative search-result-item thumbnail-card no-access' data-id='1422092' data-is-require-teacher-acknowledgment='false' data-item-type='CollectionItemResource' data-type='Resource'>\n\n<div class='panel panel-default panel-resource mb-0 border-none'>\n<div class='resource-card-loader'></div>\n<div class='resource-type-banner'>\n<div class=\"type-resource type-instructional-video\"><i class=\"fa-solid fa-circle-play resource-icon\"></i><span class=\"ml-5 relative z-10\">Instructional Video</span><span class=\"resource-bg\"></span></div>\n</div>\n<div class='thumb-img-wrap-width-helper'></div>\n<div class='thumb-img-wrap'>\n<a class=\"trk-show-resource\" title=\"Mocomi: Doppler Effect Instructional video\" href=\"/teachers/mocomi-doppler-effect\"><img class=\"resource-img img-thumbnail img-responsive lozad\" alt=\"Mocomi: Doppler Effect Instructional Video\" title=\"Mocomi: Doppler Effect Instructional Video\" onError=\"handleImageNotLoadedError(this)\" data-default-image=\"https://statictemp.lp.lexp.cloud/images/attachment_defaults/resource/large/FPO-knovation.png\" data-src=\"https://statictemp.lp.lexp.cloud/images/attachment_defaults/resource/large/FPO-knovation.png\" width=\"315\" height=\"220\" src=\"data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs\" />\n</a><i class='fa-solid fa-image fa-6x thumb-img-wrap-icon'></i>\n</div>\n<div class='resource-info-wrap'>\n<div class='resource-info'>\n<div class='resource-info-top overflow-hidden text-ellipsis'>\n<span class='resource-pool-tag'>Mocomi &amp; Anibrain Digital Technologies</span>\n</div>\n<h4 class='resource-title' title='Mocomi: Doppler Effect'>\n<a class=\"trk-show-resource\" title=\"Mocomi: Doppler Effect Instructional video\" href=\"/teachers/mocomi-doppler-effect\">Mocomi: Doppler Effect\n</a></h4>\n<div class='resource-meta text-xs text-gray-600 overflow-hidden text-ellipsis'>\n<i class='lp-icon fa-solid fa-user'></i>\n<span class='resource-audience'>For Students</span>\n<i class='lp-icon fa-regular fa-graduation-cap'></i>\n<span class='resource-grade'>3rd - 8th</span>\n</div>\n<div class='resource-description-wrap'>\n<div class='resource-description'>\nLearn about the Doppler effect and what causes it.\n</div>\n</div>\n<div class='resource-actions bg-white'>\n<a class=\"btn btn-default btn-xs text-xs free-access-btn upgrade-btn\" title=\"Get Free Access to Mocomi: Doppler Effect Instructional video\" data-track-click=\"Search result free access button\" data-track-label=\"Search Page\" data-posthog-event=\"Signup: LP Signup Activity\" data-posthog-location=\"body_button_other\" data-remote=\"true\" href=\"/subscription/new?signup_resource_id=1422092\"><i class='fa-regular fa-eye'></i>\n<span class='button-text'>Get Free Access</span>\n</a><a class=\"btn btn-default btn-xs text-xs trk-show-resource\" title=\"Mocomi: Doppler Effect Instructional video\" href=\"/teachers/mocomi-doppler-effect\"><i class='fa-solid fa-list-ul'></i>\n<span class='button-text'>See Review</span>\n</a></div>\n</div>\n</div>\n</div>\n\n</div>\n\n\n<div class='relative search-result-item thumbnail-card no-access' data-id='1184954' data-is-require-teacher-acknowledgment='false' data-item-type='CollectionItemResource' data-type='Resource'>\n\n<div class='panel panel-default panel-resource mb-0 border-none'>\n<div class='resource-card-loader'></div>\n<div class='resource-type-banner'>\n<div class=\"type-resource type-website\"><i class=\"fa-solid fa-columns resource-icon\"></i><span class=\"ml-5 relative z-10\">Website</span><span class=\"resource-bg\"></span></div>\n</div>\n<div class='thumb-img-wrap-width-helper'></div>\n<div class='thumb-img-wrap'>\n<a class=\"trk-show-resource\" title=\"University of St. Andrews: Christian Doppler Biography Website\" href=\"/teachers/university-of-st-andrews-christian-doppler-biography\"><img class=\"resource-img img-thumbnail img-responsive lozad\" alt=\"University of St. Andrews: Christian Doppler Biography Website\" title=\"University of St. Andrews: Christian Doppler Biography Website\" onError=\"handleImageNotLoadedError(this)\" data-default-image=\"https://statictemp.lp.lexp.cloud/images/attachment_defaults/resource/large/FPO-knovation.png\" data-src=\"https://content.lessonplanet.com/knovation/original/163313-86019da10f6b7f3e732b6095adc3d576.jpg?1661422680\" width=\"315\" height=\"220\" src=\"data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs\" />\n</a><i class='fa-solid fa-image fa-6x thumb-img-wrap-icon'></i>\n</div>\n<div class='resource-info-wrap'>\n<div class='resource-info'>\n<div class='resource-info-top overflow-hidden text-ellipsis'>\n<span class='resource-pool-tag'>University of St. Andrews (UK)</span>\n</div>\n<h4 class='resource-title' title='University of St. Andrews: Christian Doppler Biography'>\n<a class=\"trk-show-resource\" title=\"University of St. Andrews: Christian Doppler Biography Website\" href=\"/teachers/university-of-st-andrews-christian-doppler-biography\">University of St. Andrews: Christian Doppler Biography\n</a></h4>\n<div class='resource-meta text-xs text-gray-600 overflow-hidden text-ellipsis'>\n<i class='lp-icon fa-solid fa-user'></i>\n<span class='resource-audience'>For Students</span>\n<i class='lp-icon fa-regular fa-graduation-cap'></i>\n<span class='resource-grade'>9th - 10th</span>\n</div>\n<div class='resource-description-wrap'>\n<div class='resource-description'>\nThis site provides a complete biography of Christian Doppler (1803-1853 CE), founder of the Doppler principle of sound waves. Includes quotes from Doppler and those who knew him, as well as an outline of his scientific achievements.\n</div>\n</div>\n<div class='resource-actions bg-white'>\n<a class=\"btn btn-default btn-xs text-xs free-access-btn upgrade-btn\" title=\"Get Free Access to University of St. Andrews: Christian Doppler Biography Website\" data-track-click=\"Search result free access button\" data-track-label=\"Search Page\" data-posthog-event=\"Signup: LP Signup Activity\" data-posthog-location=\"body_button_other\" data-remote=\"true\" href=\"/subscription/new?signup_resource_id=1184954\"><i class='fa-regular fa-eye'></i>\n<span class='button-text'>Get Free Access</span>\n</a><a class=\"btn btn-default btn-xs text-xs trk-show-resource\" title=\"University of St. Andrews: Christian Doppler Biography Website\" href=\"/teachers/university-of-st-andrews-christian-doppler-biography\"><i class='fa-solid fa-list-ul'></i>\n<span class='button-text'>See Review</span>\n</a></div>\n</div>\n</div>\n</div>\n\n</div>\n\n\n<div class='relative search-result-item thumbnail-card no-access' data-id='1177321' data-is-require-teacher-acknowledgment='false' data-item-type='CollectionItemResource' data-type='Resource'>\n\n<div class='panel panel-default panel-resource mb-0 border-none'>\n<div class='resource-card-loader'></div>\n<div class='resource-type-banner'>\n<div class=\"type-resource type-instructional-video\"><i class=\"fa-solid fa-circle-play resource-icon\"></i><span class=\"ml-5 relative z-10\">Instructional Video</span><span class=\"resource-bg\"></span></div>\n</div>\n<div class='thumb-img-wrap-width-helper'></div>\n<div class='thumb-img-wrap'>\n<a class=\"trk-show-resource\" title=\"Bozeman Science: Doppler Effect Instructional video\" href=\"/teachers/bozeman-science-doppler-effect\"><img class=\"resource-img img-thumbnail img-responsive lozad\" alt=\"Bozeman Science: Doppler Effect Instructional Video\" title=\"Bozeman Science: Doppler Effect Instructional Video\" onError=\"handleImageNotLoadedError(this)\" data-default-image=\"https://statictemp.lp.lexp.cloud/images/attachment_defaults/resource/large/FPO-knovation.png\" data-src=\"https://content.lessonplanet.com/knovation/original/149372-8d6d55c3afef902d49e967677dcb953a.jpg?1661546864\" width=\"315\" height=\"220\" src=\"data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs\" />\n</a><i class='fa-solid fa-image fa-6x thumb-img-wrap-icon'></i>\n</div>\n<div class='resource-info-wrap'>\n<div class='resource-info'>\n<div class='resource-info-top overflow-hidden text-ellipsis'>\n<span class='resource-pool-tag'>Bozeman Science</span>\n</div>\n<h4 class='resource-title' title='Bozeman Science: Doppler Effect'>\n<a class=\"trk-show-resource\" title=\"Bozeman Science: Doppler Effect Instructional video\" href=\"/teachers/bozeman-science-doppler-effect\">Bozeman Science: Doppler Effect\n</a></h4>\n<div class='resource-meta text-xs text-gray-600 overflow-hidden text-ellipsis'>\n<i class='lp-icon fa-solid fa-user'></i>\n<span class='resource-audience'>For Students</span>\n<i class='lp-icon fa-regular fa-graduation-cap'></i>\n<span class='resource-grade'>9th - 10th</span>\n</div>\n<div class='resource-description-wrap'>\n<div class='resource-description'>\nIn the following video Paul Andersen explains how the perceived frequency of a source depends on the motion of both the source and the observer. As a source approaches an observer the frequency will increase and as it moves away it will...\n</div>\n</div>\n<div class='resource-actions bg-white'>\n<a class=\"btn btn-default btn-xs text-xs free-access-btn upgrade-btn\" title=\"Get Free Access to Bozeman Science: Doppler Effect Instructional video\" data-track-click=\"Search result free access button\" data-track-label=\"Search Page\" data-posthog-event=\"Signup: LP Signup Activity\" data-posthog-location=\"body_button_other\" data-remote=\"true\" href=\"/subscription/new?signup_resource_id=1177321\"><i class='fa-regular fa-eye'></i>\n<span class='button-text'>Get Free Access</span>\n</a><a class=\"btn btn-default btn-xs text-xs trk-show-resource\" title=\"Bozeman Science: Doppler Effect Instructional video\" href=\"/teachers/bozeman-science-doppler-effect\"><i class='fa-solid fa-list-ul'></i>\n<span class='button-text'>See Review</span>\n</a></div>\n</div>\n</div>\n</div>\n\n</div>\n\n\n<div class='relative search-result-item thumbnail-card no-access' data-id='1422435' data-is-require-teacher-acknowledgment='false' data-item-type='CollectionItemResource' data-type='Resource'>\n\n<div class='panel panel-default panel-resource mb-0 border-none'>\n<div class='resource-card-loader'></div>\n<div class='resource-type-banner'>\n<div class=\"type-resource type-instructional-video\"><i class=\"fa-solid fa-circle-play resource-icon\"></i><span class=\"ml-5 relative z-10\">Instructional Video</span><span class=\"resource-bg\"></span></div>\n</div>\n<div class='thumb-img-wrap-width-helper'></div>\n<div class='thumb-img-wrap'>\n<a class=\"trk-show-resource\" title=\"Khan Academy: When the Source and the Wave Move at the Same Velocity Instructional video\" href=\"/teachers/khan-academy-when-the-source-and-the-wave-move-at-the-same-velocity\"><img class=\"resource-img img-thumbnail img-responsive lozad\" alt=\"Khan Academy: When the Source and the Wave Move at the Same Velocity Instructional Video\" title=\"Khan Academy: When the Source and the Wave Move at the Same Velocity Instructional Video\" onError=\"handleImageNotLoadedError(this)\" data-default-image=\"https://statictemp.lp.lexp.cloud/images/attachment_defaults/resource/large/FPO-knovation.png\" data-src=\"https://content.lessonplanet.com/knovation/original/1638427-e5181d581e16507bc3ad11f8ce21a593.jpg?1661564617\" width=\"315\" height=\"220\" src=\"data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs\" />\n</a><i class='fa-solid fa-image fa-6x thumb-img-wrap-icon'></i>\n</div>\n<div class='resource-info-wrap'>\n<div class='resource-info'>\n<div class='resource-info-top overflow-hidden text-ellipsis'>\n<span class='resource-pool-tag'>Khan Academy</span>\n</div>\n<h4 class='resource-title' title='Khan Academy: When the Source and the Wave Move at the Same Velocity'>\n<a class=\"trk-show-resource\" title=\"Khan Academy: When the Source and the Wave Move at the Same Velocity Instructional video\" href=\"/teachers/khan-academy-when-the-source-and-the-wave-move-at-the-same-velocity\">Khan Academy: When the Source and the Wave Move at the Same Velocity\n</a></h4>\n<div class='resource-meta text-xs text-gray-600 overflow-hidden text-ellipsis'>\n<i class='lp-icon fa-solid fa-user'></i>\n<span class='resource-audience'>For Students</span>\n<i class='lp-icon fa-regular fa-graduation-cap'></i>\n<span class='resource-grade'>9th - 10th</span>\n</div>\n<div class='resource-description-wrap'>\n<div class='resource-description'>\nA video solving problems and explaining concepts about the doppler effect. In this video, problems are solved when both the listener and the source are moving together? [7:34]\n</div>\n</div>\n<div class='resource-actions bg-white'>\n<a class=\"btn btn-default btn-xs text-xs free-access-btn upgrade-btn\" title=\"Get Free Access to Khan Academy: When the Source and the Wave Move at the Same Velocity Instructional video\" data-track-click=\"Search result free access button\" data-track-label=\"Search Page\" data-posthog-event=\"Signup: LP Signup Activity\" data-posthog-location=\"body_button_other\" data-remote=\"true\" href=\"/subscription/new?signup_resource_id=1422435\"><i class='fa-regular fa-eye'></i>\n<span class='button-text'>Get Free Access</span>\n</a><a class=\"btn btn-default btn-xs text-xs trk-show-resource\" title=\"Khan Academy: When the Source and the Wave Move at the Same Velocity Instructional video\" href=\"/teachers/khan-academy-when-the-source-and-the-wave-move-at-the-same-velocity\"><i class='fa-solid fa-list-ul'></i>\n<span class='button-text'>See Review</span>\n</a></div>\n</div>\n</div>\n</div>\n\n</div>\n\n\n<div class='relative search-result-item thumbnail-card no-access' data-id='1221754' data-is-require-teacher-acknowledgment='false' data-item-type='CollectionItemResource' data-type='Resource'>\n\n<div class='panel panel-default panel-resource mb-0 border-none'>\n<div class='resource-card-loader'></div>\n<div class='resource-type-banner'>\n<div class=\"type-resource type-custom\"><i class=\"fa-solid fa-file resource-icon\"></i><span class=\"ml-5 relative z-10\">Handout</span><span class=\"resource-bg\"></span></div>\n</div>\n<div class='thumb-img-wrap-width-helper'></div>\n<div class='thumb-img-wrap'>\n<a class=\"trk-show-resource\" title=\"Windows to the Universe: Christian Doppler Handout\" href=\"/teachers/windows-to-the-universe-christian-doppler\"><img class=\"resource-img img-thumbnail img-responsive lozad\" alt=\"Windows to the Universe: Christian Doppler Handout\" title=\"Windows to the Universe: Christian Doppler Handout\" onError=\"handleImageNotLoadedError(this)\" data-default-image=\"https://statictemp.lp.lexp.cloud/images/attachment_defaults/resource/large/FPO-knovation.png\" data-src=\"https://content.lessonplanet.com/knovation/original/209686-0a7db9c945c156ace00678fb0b4a740a.jpg?1661422659\" width=\"315\" height=\"220\" src=\"data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs\" />\n</a><i class='fa-solid fa-image fa-6x thumb-img-wrap-icon'></i>\n</div>\n<div class='resource-info-wrap'>\n<div class='resource-info'>\n<div class='resource-info-top overflow-hidden text-ellipsis'>\n<span class='resource-pool-tag'>National Earth Science Teachers Association</span>\n</div>\n<h4 class='resource-title' title='Windows to the Universe: Christian Doppler'>\n<a class=\"trk-show-resource\" title=\"Windows to the Universe: Christian Doppler Handout\" href=\"/teachers/windows-to-the-universe-christian-doppler\">Windows to the Universe: Christian Doppler\n</a></h4>\n<div class='resource-meta text-xs text-gray-600 overflow-hidden text-ellipsis'>\n<i class='lp-icon fa-solid fa-user'></i>\n<span class='resource-audience'>For Students</span>\n<i class='lp-icon fa-regular fa-graduation-cap'></i>\n<span class='resource-grade'>9th - 10th</span>\n</div>\n<div class='resource-description-wrap'>\n<div class='resource-description'>\nA biographical sketch of Christian Doppler (1803-1853), the Austrian mathematician whose study on the dependence of pitch upon the relative speed of source and observer resulted in the Doppler effect.\n</div>\n</div>\n<div class='resource-actions bg-white'>\n<a class=\"btn btn-default btn-xs text-xs free-access-btn upgrade-btn\" title=\"Get Free Access to Windows to the Universe: Christian Doppler Handout\" data-track-click=\"Search result free access button\" data-track-label=\"Search Page\" data-posthog-event=\"Signup: LP Signup Activity\" data-posthog-location=\"body_button_other\" data-remote=\"true\" href=\"/subscription/new?signup_resource_id=1221754\"><i class='fa-regular fa-eye'></i>\n<span class='button-text'>Get Free Access</span>\n</a><a class=\"btn btn-default btn-xs text-xs trk-show-resource\" title=\"Windows to the Universe: Christian Doppler Handout\" href=\"/teachers/windows-to-the-universe-christian-doppler\"><i class='fa-solid fa-list-ul'></i>\n<span class='button-text'>See Review</span>\n</a></div>\n</div>\n</div>\n</div>\n\n</div>\n\n\n<div class='relative search-result-item thumbnail-card no-access' data-id='1241609' data-is-require-teacher-acknowledgment='false' data-item-type='CollectionItemResource' data-type='Resource'>\n\n<div class='panel panel-default panel-resource mb-0 border-none'>\n<div class='resource-card-loader'></div>\n<div class='resource-type-banner'>\n<div class=\"type-resource type-custom\"><i class=\"fa-solid fa-file resource-icon\"></i><span class=\"ml-5 relative z-10\">Handout</span><span class=\"resource-bg\"></span></div>\n</div>\n<div class='thumb-img-wrap-width-helper'></div>\n<div class='thumb-img-wrap'>\n<a class=\"trk-show-resource\" title=\"Noaa: Nssl: Doppler Radar Handout\" href=\"/teachers/noaa-nssl-doppler-radar\"><img class=\"resource-img img-thumbnail img-responsive lozad\" alt=\"Noaa: Nssl: Doppler Radar Handout\" title=\"Noaa: Nssl: Doppler Radar Handout\" onError=\"handleImageNotLoadedError(this)\" data-default-image=\"https://statictemp.lp.lexp.cloud/images/attachment_defaults/resource/large/FPO-knovation.png\" data-src=\"https://content.lessonplanet.com/knovation/original/237851-93ddd47342ea6df165b9cbc92ba3c5e1.jpg?1661187372\" width=\"315\" height=\"220\" src=\"data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs\" />\n</a><i class='fa-solid fa-image fa-6x thumb-img-wrap-icon'></i>\n</div>\n<div class='resource-info-wrap'>\n<div class='resource-info'>\n<div class='resource-info-top overflow-hidden text-ellipsis'>\n<span class='resource-pool-tag'>NOAA</span>\n</div>\n<h4 class='resource-title' title='Noaa: Nssl: Doppler Radar'>\n<a class=\"trk-show-resource\" title=\"Noaa: Nssl: Doppler Radar Handout\" href=\"/teachers/noaa-nssl-doppler-radar\">Noaa: Nssl: Doppler Radar\n</a></h4>\n<div class='resource-meta text-xs text-gray-600 overflow-hidden text-ellipsis'>\n<i class='lp-icon fa-solid fa-user'></i>\n<span class='resource-audience'>For Students</span>\n<i class='lp-icon fa-regular fa-graduation-cap'></i>\n<span class='resource-grade'>9th - 10th</span>\n</div>\n<div class='resource-description-wrap'>\n<div class='resource-description'>\nDiscusses doppler and nexrad radar systems and how they work. Explains the doppler effect. Describes some of the accomplishments of doppler radar and the radar signatures used to identify specific storm features like tornadoes.\n</div>\n</div>\n<div class='resource-actions bg-white'>\n<a class=\"btn btn-default btn-xs text-xs free-access-btn upgrade-btn\" title=\"Get Free Access to Noaa: Nssl: Doppler Radar Handout\" data-track-click=\"Search result free access button\" data-track-label=\"Search Page\" data-posthog-event=\"Signup: LP Signup Activity\" data-posthog-location=\"body_button_other\" data-remote=\"true\" href=\"/subscription/new?signup_resource_id=1241609\"><i class='fa-regular fa-eye'></i>\n<span class='button-text'>Get Free Access</span>\n</a><a class=\"btn btn-default btn-xs text-xs trk-show-resource\" title=\"Noaa: Nssl: Doppler Radar Handout\" href=\"/teachers/noaa-nssl-doppler-radar\"><i class='fa-solid fa-list-ul'></i>\n<span class='button-text'>See Review</span>\n</a></div>\n</div>\n</div>\n</div>\n\n</div>\n\n\n<div class='relative search-result-item thumbnail-card no-access' data-id='1160897' data-is-require-teacher-acknowledgment='false' data-item-type='CollectionItemResource' data-type='Resource'>\n\n<div class='panel panel-default panel-resource mb-0 border-none'>\n<div class='resource-card-loader'></div>\n<div class='resource-type-banner'>\n<div class=\"type-resource type-lesson-plan\"><i class=\"fa-solid fa-book resource-icon\"></i><span class=\"ml-5 relative z-10\">Lesson Plan</span><span class=\"resource-bg\"></span></div>\n</div>\n<div class='thumb-img-wrap-width-helper'></div>\n<div class='thumb-img-wrap'>\n<a class=\"trk-show-resource\" title=\"Pbs Teachers: The Dark Side of the Universe: Doppler Shift [Pdf] Lesson plan\" href=\"/teachers/pbs-teachers-the-dark-side-of-the-universe-doppler-shift-pdf\"><img class=\"resource-img img-thumbnail img-responsive lozad\" alt=\"Pbs Teachers: The Dark Side of the Universe: Doppler Shift [Pdf] Lesson Plan\" title=\"Pbs Teachers: The Dark Side of the Universe: Doppler Shift [Pdf] Lesson Plan\" onError=\"handleImageNotLoadedError(this)\" data-default-image=\"https://statictemp.lp.lexp.cloud/images/attachment_defaults/resource/large/FPO-knovation.png\" data-src=\"https://content.lessonplanet.com/knovation/original/120528-27b1e0832d6ded7211396a70c5d6c972.jpg?1661407624\" width=\"315\" height=\"220\" src=\"data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs\" />\n</a><i class='fa-solid fa-image fa-6x thumb-img-wrap-icon'></i>\n</div>\n<div class='resource-info-wrap'>\n<div class='resource-info'>\n<div class='resource-info-top overflow-hidden text-ellipsis'>\n<span class='resource-pool-tag'>PBS</span>\n</div>\n<h4 class='resource-title' title='Pbs Teachers: The Dark Side of the Universe: Doppler Shift [Pdf]'>\n<a class=\"trk-show-resource\" title=\"Pbs Teachers: The Dark Side of the Universe: Doppler Shift [Pdf] Lesson plan\" href=\"/teachers/pbs-teachers-the-dark-side-of-the-universe-doppler-shift-pdf\">Pbs Teachers: The Dark Side of the Universe: Doppler Shift [Pdf]\n</a></h4>\n<div class='resource-meta text-xs text-gray-600 overflow-hidden text-ellipsis'>\n<i class='lp-icon fa-solid fa-user'></i>\n<span class='resource-audience'>For Teachers</span>\n<i class='lp-icon fa-regular fa-graduation-cap'></i>\n<span class='resource-grade'>3rd - 8th</span>\n</div>\n<div class='resource-description-wrap'>\n<div class='resource-description'>\nInvestigate how astronomers detect movements of stars by studying the Doppler effect on the star's light spectrum. Construct a model that illustrates this concept underlying red shift.\n</div>\n</div>\n<div class='resource-actions bg-white'>\n<a class=\"btn btn-default btn-xs text-xs free-access-btn upgrade-btn\" title=\"Get Free Access to Pbs Teachers: The Dark Side of the Universe: Doppler Shift [Pdf] Lesson plan\" data-track-click=\"Search result free access button\" data-track-label=\"Search Page\" data-posthog-event=\"Signup: LP Signup Activity\" data-posthog-location=\"body_button_other\" data-remote=\"true\" href=\"/subscription/new?signup_resource_id=1160897\"><i class='fa-regular fa-eye'></i>\n<span class='button-text'>Get Free Access</span>\n</a><a class=\"btn btn-default btn-xs text-xs trk-show-resource\" title=\"Pbs Teachers: The Dark Side of the Universe: Doppler Shift [Pdf] Lesson plan\" href=\"/teachers/pbs-teachers-the-dark-side-of-the-universe-doppler-shift-pdf\"><i class='fa-solid fa-list-ul'></i>\n<span class='button-text'>See Review</span>\n</a></div>\n</div>\n</div>\n</div>\n\n</div>\n\n\n<div class='relative search-result-item thumbnail-card no-access' data-id='1134364' data-is-require-teacher-acknowledgment='false' data-item-type='CollectionItemResource' data-type='Resource'>\n\n<div class='panel panel-default panel-resource mb-0 border-none'>\n<div class='resource-card-loader'></div>\n<div class='resource-type-banner'>\n<div class=\"type-resource type-website\"><i class=\"fa-solid fa-columns resource-icon\"></i><span class=\"ml-5 relative z-10\">Website</span><span class=\"resource-bg\"></span></div>\n</div>\n<div class='thumb-img-wrap-width-helper'></div>\n<div class='thumb-img-wrap'>\n<a class=\"trk-show-resource\" title=\"Pbs: Nova Online: Moving Targets Website\" href=\"/teachers/pbs-nova-online-moving-targets\"><img class=\"resource-img img-thumbnail img-responsive lozad\" alt=\"Pbs: Nova Online: Moving Targets Website\" title=\"Pbs: Nova Online: Moving Targets Website\" onError=\"handleImageNotLoadedError(this)\" data-default-image=\"https://statictemp.lp.lexp.cloud/images/attachment_defaults/resource/large/FPO-knovation.png\" data-src=\"https://content.lessonplanet.com/knovation/original/81080-ce99cac7ce42ca8e8d43960428443725.jpg?1661413760\" width=\"315\" height=\"220\" src=\"data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs\" />\n</a><i class='fa-solid fa-image fa-6x thumb-img-wrap-icon'></i>\n</div>\n<div class='resource-info-wrap'>\n<div class='resource-info'>\n<div class='resource-info-top overflow-hidden text-ellipsis'>\n<span class='resource-pool-tag'>PBS</span>\n</div>\n<h4 class='resource-title' title='Pbs: Nova Online: Moving Targets'>\n<a class=\"trk-show-resource\" title=\"Pbs: Nova Online: Moving Targets Website\" href=\"/teachers/pbs-nova-online-moving-targets\">Pbs: Nova Online: Moving Targets\n</a></h4>\n<div class='resource-meta text-xs text-gray-600 overflow-hidden text-ellipsis'>\n<i class='lp-icon fa-solid fa-user'></i>\n<span class='resource-audience'>For Students</span>\n<i class='lp-icon fa-regular fa-graduation-cap'></i>\n<span class='resource-grade'>9th - 10th</span>\n</div>\n<div class='resource-description-wrap'>\n<div class='resource-description'>\nColorful PBS site explores the Doppler Effect and the reading of absorption lines.\n</div>\n</div>\n<div class='resource-actions bg-white'>\n<a class=\"btn btn-default btn-xs text-xs free-access-btn upgrade-btn\" title=\"Get Free Access to Pbs: Nova Online: Moving Targets Website\" data-track-click=\"Search result free access button\" data-track-label=\"Search Page\" data-posthog-event=\"Signup: LP Signup Activity\" data-posthog-location=\"body_button_other\" data-remote=\"true\" href=\"/subscription/new?signup_resource_id=1134364\"><i class='fa-regular fa-eye'></i>\n<span class='button-text'>Get Free Access</span>\n</a><a class=\"btn btn-default btn-xs text-xs trk-show-resource\" title=\"Pbs: Nova Online: Moving Targets Website\" href=\"/teachers/pbs-nova-online-moving-targets\"><i class='fa-solid fa-list-ul'></i>\n<span class='button-text'>See Review</span>\n</a></div>\n</div>\n</div>\n</div>\n\n</div>\n\n\n<div class='relative search-result-item thumbnail-card no-access' data-id='1138498' data-is-require-teacher-acknowledgment='false' data-item-type='CollectionItemResource' data-type='Resource'>\n\n<div class='panel panel-default panel-resource mb-0 border-none'>\n<div class='resource-card-loader'></div>\n<div class='resource-type-banner'>\n<div class=\"type-resource type-ebook\"><i class=\"fa-solid fa-tablet resource-icon\"></i><span class=\"ml-5 relative z-10\">eBook</span><span class=\"resource-bg\"></span></div>\n</div>\n<div class='thumb-img-wrap-width-helper'></div>\n<div class='thumb-img-wrap'>\n<a class=\"trk-show-resource\" title=\"Easyphysics: Chapter 9 Sound Ebook\" href=\"/teachers/easyphysics-chapter-9-sound\"><img class=\"resource-img img-thumbnail img-responsive lozad\" alt=\"Easyphysics: Chapter 9 Sound eBook\" title=\"Easyphysics: Chapter 9 Sound eBook\" onError=\"handleImageNotLoadedError(this)\" data-default-image=\"https://statictemp.lp.lexp.cloud/images/attachment_defaults/resource/large/FPO-knovation.png\" data-src=\"https://content.lessonplanet.com/knovation/original/87068-2a7f03cfeff84abfbabd1f1547810d26.jpg?1661496670\" width=\"315\" height=\"220\" src=\"data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs\" />\n</a><i class='fa-solid fa-image fa-6x thumb-img-wrap-icon'></i>\n</div>\n<div class='resource-info-wrap'>\n<div class='resource-info'>\n<div class='resource-info-top overflow-hidden text-ellipsis'>\n<span class='resource-pool-tag'>Other</span>\n</div>\n<h4 class='resource-title' title='Easyphysics: Chapter 9 Sound'>\n<a class=\"trk-show-resource\" title=\"Easyphysics: Chapter 9 Sound Ebook\" href=\"/teachers/easyphysics-chapter-9-sound\">Easyphysics: Chapter 9 Sound\n</a></h4>\n<div class='resource-meta text-xs text-gray-600 overflow-hidden text-ellipsis'>\n<i class='lp-icon fa-solid fa-user'></i>\n<span class='resource-audience'>For Students</span>\n<i class='lp-icon fa-regular fa-graduation-cap'></i>\n<span class='resource-grade'>9th - 10th</span>\n</div>\n<div class='resource-description-wrap'>\n<div class='resource-description'>\nLearners investigate sound. Some topics examined are Doppler effect, interference of waves, and sound waves. The resource includes example problems with solutions and a chapter quiz.\n</div>\n</div>\n<div class='resource-actions bg-white'>\n<a class=\"btn btn-default btn-xs text-xs free-access-btn upgrade-btn\" title=\"Get Free Access to Easyphysics: Chapter 9 Sound Ebook\" data-track-click=\"Search result free access button\" data-track-label=\"Search Page\" data-posthog-event=\"Signup: LP Signup Activity\" data-posthog-location=\"body_button_other\" data-remote=\"true\" href=\"/subscription/new?signup_resource_id=1138498\"><i class='fa-regular fa-eye'></i>\n<span class='button-text'>Get Free Access</span>\n</a><a class=\"btn btn-default btn-xs text-xs trk-show-resource\" title=\"Easyphysics: Chapter 9 Sound Ebook\" href=\"/teachers/easyphysics-chapter-9-sound\"><i class='fa-solid fa-list-ul'></i>\n<span class='button-text'>See Review</span>\n</a></div>\n</div>\n</div>\n</div>\n\n</div>\n\n\n<div class='relative search-result-item thumbnail-card no-access' data-id='1217141' data-is-require-teacher-acknowledgment='false' data-item-type='CollectionItemResource' data-type='Resource'>\n\n<div class='panel panel-default panel-resource mb-0 border-none'>\n<div class='resource-card-loader'></div>\n<div class='resource-type-banner'>\n<div class=\"type-resource type-instructional-video\"><i class=\"fa-solid fa-circle-play resource-icon\"></i><span class=\"ml-5 relative z-10\">Instructional Video</span><span class=\"resource-bg\"></span></div>\n</div>\n<div class='thumb-img-wrap-width-helper'></div>\n<div class='thumb-img-wrap'>\n<a class=\"trk-show-resource\" title=\"Crash Course Physics #18: Sound Instructional video\" href=\"/teachers/crash-course-physics-18-sound\"><img class=\"resource-img img-thumbnail img-responsive lozad\" alt=\"Crash Course Physics #18: Sound Instructional Video\" title=\"Crash Course Physics #18: Sound Instructional Video\" onError=\"handleImageNotLoadedError(this)\" data-default-image=\"https://statictemp.lp.lexp.cloud/images/attachment_defaults/resource/large/FPO-knovation.png\" data-src=\"https://content.lessonplanet.com/knovation/original/204365-c69bf3b99b21d1f67c002a0f08b90a54.jpg?1661790472\" width=\"315\" height=\"220\" src=\"data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs\" />\n</a><i class='fa-solid fa-image fa-6x thumb-img-wrap-icon'></i>\n</div>\n<div class='resource-info-wrap'>\n<div class='resource-info'>\n<div class='resource-info-top overflow-hidden text-ellipsis'>\n<span class='resource-pool-tag'>Crash Course</span>\n</div>\n<h4 class='resource-title' title='Crash Course Physics #18: Sound'>\n<a class=\"trk-show-resource\" title=\"Crash Course Physics #18: Sound Instructional video\" href=\"/teachers/crash-course-physics-18-sound\">Crash Course Physics #18: Sound\n</a></h4>\n<div class='resource-meta text-xs text-gray-600 overflow-hidden text-ellipsis'>\n<i class='lp-icon fa-solid fa-user'></i>\n<span class='resource-audience'>For Students</span>\n<i class='lp-icon fa-regular fa-graduation-cap'></i>\n<span class='resource-grade'>9th - 10th</span>\n</div>\n<div class='resource-description-wrap'>\n<div class='resource-description'>\nWe learn a lot about our surroundings thanks to sound. What is sound? And how does it travel? And what is this Doppler Effect that we've heard so much about? In this video episode of Crash Course Physics, Shini goes over some of the...\n</div>\n</div>\n<div class='resource-actions bg-white'>\n<a class=\"btn btn-default btn-xs text-xs free-access-btn upgrade-btn\" title=\"Get Free Access to Crash Course Physics #18: Sound Instructional video\" data-track-click=\"Search result free access button\" data-track-label=\"Search Page\" data-posthog-event=\"Signup: LP Signup Activity\" data-posthog-location=\"body_button_other\" data-remote=\"true\" href=\"/subscription/new?signup_resource_id=1217141\"><i class='fa-regular fa-eye'></i>\n<span class='button-text'>Get Free Access</span>\n</a><a class=\"btn btn-default btn-xs text-xs trk-show-resource\" title=\"Crash Course Physics #18: Sound Instructional video\" href=\"/teachers/crash-course-physics-18-sound\"><i class='fa-solid fa-list-ul'></i>\n<span class='button-text'>See Review</span>\n</a></div>\n</div>\n</div>\n</div>\n\n</div>\n\n\n<div class='relative search-result-item thumbnail-card no-access' data-id='1256700' data-is-require-teacher-acknowledgment='false' data-item-type='CollectionItemResource' data-type='Resource'>\n\n<div class='panel panel-default panel-resource mb-0 border-none'>\n<div class='resource-card-loader'></div>\n<div class='resource-type-banner'>\n<div class=\"type-resource type-custom\"><i class=\"fa-solid fa-arrows-rotate resource-icon\"></i><span class=\"ml-5 relative z-10\">Activity</span><span class=\"resource-bg\"></span></div>\n</div>\n<div class='thumb-img-wrap-width-helper'></div>\n<div class='thumb-img-wrap'>\n<a class=\"trk-show-resource\" title=\"Bill Nye: My, How Time Flies Activity\" href=\"/teachers/bill-nye-my-how-time-flies\"><img class=\"resource-img img-thumbnail img-responsive lozad\" alt=\"Bill Nye: My, How Time Flies Activity\" title=\"Bill Nye: My, How Time Flies Activity\" onError=\"handleImageNotLoadedError(this)\" data-default-image=\"https://statictemp.lp.lexp.cloud/images/attachment_defaults/resource/large/FPO-knovation.png\" data-src=\"https://statictemp.lp.lexp.cloud/images/attachment_defaults/resource/large/FPO-knovation.png\" width=\"315\" height=\"220\" src=\"data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs\" />\n</a><i class='fa-solid fa-image fa-6x thumb-img-wrap-icon'></i>\n</div>\n<div class='resource-info-wrap'>\n<div class='resource-info'>\n<div class='resource-info-top overflow-hidden text-ellipsis'>\n<span class='resource-pool-tag'>Bill Nye</span>\n</div>\n<h4 class='resource-title' title='Bill Nye: My, How Time Flies'>\n<a class=\"trk-show-resource\" title=\"Bill Nye: My, How Time Flies Activity\" href=\"/teachers/bill-nye-my-how-time-flies\">Bill Nye: My, How Time Flies\n</a></h4>\n<div class='resource-meta text-xs text-gray-600 overflow-hidden text-ellipsis'>\n<i class='lp-icon fa-solid fa-user'></i>\n<span class='resource-audience'>For Students</span>\n<i class='lp-icon fa-regular fa-graduation-cap'></i>\n<span class='resource-grade'>9th - 10th</span>\n</div>\n<div class='resource-description-wrap'>\n<div class='resource-description'>\nIn this tutorial, Bill Nye explains how you can use a piece of string and a noisemaker to demonstrate the doppler effect.\n</div>\n</div>\n<div class='resource-actions bg-white'>\n<a class=\"btn btn-default btn-xs text-xs free-access-btn upgrade-btn\" title=\"Get Free Access to Bill Nye: My, How Time Flies Activity\" data-track-click=\"Search result free access button\" data-track-label=\"Search Page\" data-posthog-event=\"Signup: LP Signup Activity\" data-posthog-location=\"body_button_other\" data-remote=\"true\" href=\"/subscription/new?signup_resource_id=1256700\"><i class='fa-regular fa-eye'></i>\n<span class='button-text'>Get Free Access</span>\n</a><a class=\"btn btn-default btn-xs text-xs trk-show-resource\" title=\"Bill Nye: My, How Time Flies Activity\" href=\"/teachers/bill-nye-my-how-time-flies\"><i class='fa-solid fa-list-ul'></i>\n<span class='button-text'>See Review</span>\n</a></div>\n</div>\n</div>\n</div>\n\n</div>\n\n\n<div class='relative search-result-item thumbnail-card no-access' data-id='1288823' data-is-require-teacher-acknowledgment='false' data-item-type='CollectionItemResource' data-type='Resource'>\n\n<div class='panel panel-default panel-resource mb-0 border-none'>\n<div class='resource-card-loader'></div>\n<div class='resource-type-banner'>\n<div class=\"type-resource type-custom\"><i class=\"fa-solid fa-file resource-icon\"></i><span class=\"ml-5 relative z-10\">Handout</span><span class=\"resource-bg\"></span></div>\n</div>\n<div class='thumb-img-wrap-width-helper'></div>\n<div class='thumb-img-wrap'>\n<a class=\"trk-show-resource\" title=\"Ck 12: Physics: Waves Study Guide Handout\" href=\"/teachers/ck-12-physics-waves-study-guide\"><img class=\"resource-img img-thumbnail img-responsive lozad\" alt=\"Ck 12: Physics: Waves Study Guide Handout\" title=\"Ck 12: Physics: Waves Study Guide Handout\" onError=\"handleImageNotLoadedError(this)\" data-default-image=\"https://statictemp.lp.lexp.cloud/images/attachment_defaults/resource/large/FPO-knovation.png\" data-src=\"https://statictemp.lp.lexp.cloud/images/attachment_defaults/resource/large/FPO-knovation.png\" width=\"315\" height=\"220\" src=\"data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs\" />\n</a><i class='fa-solid fa-image fa-6x thumb-img-wrap-icon'></i>\n</div>\n<div class='resource-info-wrap'>\n<div class='resource-info'>\n<div class='resource-info-top overflow-hidden text-ellipsis'>\n<span class='resource-pool-tag'>CK-12 Foundation</span>\n</div>\n<h4 class='resource-title' title='Ck 12: Physics: Waves Study Guide'>\n<a class=\"trk-show-resource\" title=\"Ck 12: Physics: Waves Study Guide Handout\" href=\"/teachers/ck-12-physics-waves-study-guide\">Ck 12: Physics: Waves Study Guide\n</a></h4>\n<div class='resource-meta text-xs text-gray-600 overflow-hidden text-ellipsis'>\n<i class='lp-icon fa-solid fa-user'></i>\n<span class='resource-audience'>For Students</span>\n<i class='lp-icon fa-regular fa-graduation-cap'></i>\n<span class='resource-grade'>9th - 10th</span>\n</div>\n<div class='resource-description-wrap'>\n<div class='resource-description'>\n[Free Registration/Login may be required to access all resource tools.] This guide gives a detailed overview of mechanical waves and the characteristics of waves. Covers wave behavior, including types of interference, resonance, and the...\n</div>\n</div>\n<div class='resource-actions bg-white'>\n<a class=\"btn btn-default btn-xs text-xs free-access-btn upgrade-btn\" title=\"Get Free Access to Ck 12: Physics: Waves Study Guide Handout\" data-track-click=\"Search result free access button\" data-track-label=\"Search Page\" data-posthog-event=\"Signup: LP Signup Activity\" data-posthog-location=\"body_button_other\" data-remote=\"true\" href=\"/subscription/new?signup_resource_id=1288823\"><i class='fa-regular fa-eye'></i>\n<span class='button-text'>Get Free Access</span>\n</a><a class=\"btn btn-default btn-xs text-xs trk-show-resource\" title=\"Ck 12: Physics: Waves Study Guide Handout\" href=\"/teachers/ck-12-physics-waves-study-guide\"><i class='fa-solid fa-list-ul'></i>\n<span class='button-text'>See Review</span>\n</a></div>\n</div>\n</div>\n</div>\n\n</div>\n\n\n<div class='relative search-result-item thumbnail-card no-access' data-id='1275051' data-is-require-teacher-acknowledgment='false' data-item-type='CollectionItemResource' data-type='Resource'>\n\n<div class='panel panel-default panel-resource mb-0 border-none'>\n<div class='resource-card-loader'></div>\n<div class='resource-type-banner'>\n<div class=\"type-resource type-website\"><i class=\"fa-solid fa-columns resource-icon\"></i><span class=\"ml-5 relative z-10\">Website</span><span class=\"resource-bg\"></span></div>\n</div>\n<div class='thumb-img-wrap-width-helper'></div>\n<div class='thumb-img-wrap'>\n<a class=\"trk-show-resource\" title=\"University of St. Andrews: Doppler Summary: Christian Andreas Doppler Website\" href=\"/teachers/university-of-st-andrews-doppler-summary-christian-andreas-doppler\"><img class=\"resource-img img-thumbnail img-responsive lozad\" alt=\"University of St. Andrews: Doppler Summary: Christian Andreas Doppler Website\" title=\"University of St. Andrews: Doppler Summary: Christian Andreas Doppler Website\" onError=\"handleImageNotLoadedError(this)\" data-default-image=\"https://statictemp.lp.lexp.cloud/images/attachment_defaults/resource/large/FPO-knovation.png\" data-src=\"https://content.lessonplanet.com/knovation/original/398791-b9db927f4ce7cba2ce51a46388fbe977.jpg?1661422679\" width=\"315\" height=\"220\" src=\"data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs\" />\n</a><i class='fa-solid fa-image fa-6x thumb-img-wrap-icon'></i>\n</div>\n<div class='resource-info-wrap'>\n<div class='resource-info'>\n<div class='resource-info-top overflow-hidden text-ellipsis'>\n<span class='resource-pool-tag'>University of St. Andrews (UK)</span>\n</div>\n<h4 class='resource-title' title='University of St. Andrews: Doppler Summary: Christian Andreas Doppler'>\n<a class=\"trk-show-resource\" title=\"University of St. Andrews: Doppler Summary: Christian Andreas Doppler Website\" href=\"/teachers/university-of-st-andrews-doppler-summary-christian-andreas-doppler\">University of St. Andrews: Doppler Summary: Christian Andreas Doppler\n</a></h4>\n<div class='resource-meta text-xs text-gray-600 overflow-hidden text-ellipsis'>\n<i class='lp-icon fa-solid fa-user'></i>\n<span class='resource-audience'>For Students</span>\n<i class='lp-icon fa-regular fa-graduation-cap'></i>\n<span class='resource-grade'>9th - 10th</span>\n</div>\n<div class='resource-description-wrap'>\n<div class='resource-description'>\nThis site is more than a dry listing of facts, dates, and birthplaces, as it describes stories from Doppler's boyhood and professional life that reveal the personality behind the man.\n</div>\n</div>\n<div class='resource-actions bg-white'>\n<a class=\"btn btn-default btn-xs text-xs free-access-btn upgrade-btn\" title=\"Get Free Access to University of St. Andrews: Doppler Summary: Christian Andreas Doppler Website\" data-track-click=\"Search result free access button\" data-track-label=\"Search Page\" data-posthog-event=\"Signup: LP Signup Activity\" data-posthog-location=\"body_button_other\" data-remote=\"true\" href=\"/subscription/new?signup_resource_id=1275051\"><i class='fa-regular fa-eye'></i>\n<span class='button-text'>Get Free Access</span>\n</a><a class=\"btn btn-default btn-xs text-xs trk-show-resource\" title=\"University of St. Andrews: Doppler Summary: Christian Andreas Doppler Website\" href=\"/teachers/university-of-st-andrews-doppler-summary-christian-andreas-doppler\"><i class='fa-solid fa-list-ul'></i>\n<span class='button-text'>See Review</span>\n</a></div>\n</div>\n</div>\n</div>\n\n</div>\n\n\n<div class='relative search-result-item thumbnail-card no-access' data-id='1200429' data-is-require-teacher-acknowledgment='false' data-item-type='CollectionItemResource' data-type='Resource'>\n\n<div class='panel panel-default panel-resource mb-0 border-none'>\n<div class='resource-card-loader'></div>\n<div class='resource-type-banner'>\n<div class=\"type-resource type-unit-plan\"><i class=\"fa-solid fa-bars resource-icon\"></i><span class=\"ml-5 relative z-10\">Unit Plan</span><span class=\"resource-bg\"></span></div>\n</div>\n<div class='thumb-img-wrap-width-helper'></div>\n<div class='thumb-img-wrap'>\n<a class=\"trk-show-resource\" title=\"Teach Engineering: Weather and Atmosphere Unit plan\" href=\"/teachers/teach-engineering-weather-and-atmosphere\"><img class=\"resource-img img-thumbnail img-responsive lozad\" alt=\"Teach Engineering: Weather and Atmosphere Unit Plan\" title=\"Teach Engineering: Weather and Atmosphere Unit Plan\" onError=\"handleImageNotLoadedError(this)\" data-default-image=\"https://statictemp.lp.lexp.cloud/images/attachment_defaults/resource/large/FPO-knovation.png\" data-src=\"https://content.lessonplanet.com/knovation/original/181988-17cf25d2949a44501b47875530b15bd0.jpg?1661767719\" width=\"315\" height=\"220\" src=\"data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs\" />\n</a><i class='fa-solid fa-image fa-6x thumb-img-wrap-icon'></i>\n</div>\n<div class='resource-info-wrap'>\n<div class='resource-info'>\n<div class='resource-info-top overflow-hidden text-ellipsis'>\n<span class='resource-pool-tag'>TeachEngineering</span>\n</div>\n<h4 class='resource-title' title='Teach Engineering: Weather and Atmosphere'>\n<a class=\"trk-show-resource\" title=\"Teach Engineering: Weather and Atmosphere Unit plan\" href=\"/teachers/teach-engineering-weather-and-atmosphere\">Teach Engineering: Weather and Atmosphere\n</a></h4>\n<div class='resource-meta text-xs text-gray-600 overflow-hidden text-ellipsis'>\n<i class='lp-icon fa-solid fa-user'></i>\n<span class='resource-audience'>For Teachers</span>\n<i class='lp-icon fa-regular fa-graduation-cap'></i>\n<span class='resource-grade'>6th - 8th</span>\n</div>\n<div class='resource-description-wrap'>\n<div class='resource-description'>\nIn this unit, students learn the basics about weather and the atmosphere. They investigate materials engineering as it applies to weather and the choices available to us for clothing to counteract the effects of weather. Students have...\n</div>\n</div>\n<div class='resource-actions bg-white'>\n<a class=\"btn btn-default btn-xs text-xs free-access-btn upgrade-btn\" title=\"Get Free Access to Teach Engineering: Weather and Atmosphere Unit plan\" data-track-click=\"Search result free access button\" data-track-label=\"Search Page\" data-posthog-event=\"Signup: LP Signup Activity\" data-posthog-location=\"body_button_resources_tab\" data-remote=\"true\" href=\"/subscription/new?signup_resource_id=1200429\"><i class='fa-regular fa-eye'></i>\n<span class='button-text'>Get Free Access</span>\n</a><a class=\"btn btn-default btn-xs text-xs trk-show-resource\" title=\"Teach Engineering: Weather and Atmosphere Unit plan\" href=\"/teachers/teach-engineering-weather-and-atmosphere\"><i class='fa-solid fa-list-ul'></i>\n<span class='button-text'>See Review</span>\n</a></div>\n</div>\n</div>\n</div>\n\n</div>\n\n\n<div class='relative search-result-item thumbnail-card no-access' data-id='1262455' data-is-require-teacher-acknowledgment='false' data-item-type='CollectionItemResource' data-type='Resource'>\n\n<div class='panel panel-default panel-resource mb-0 border-none'>\n<div class='resource-card-loader'></div>\n<div class='resource-type-banner'>\n<div class=\"type-resource type-interactive\"><i class=\"fa-solid fa-hand resource-icon\"></i><span class=\"ml-5 relative z-10\">Interactive</span><span class=\"resource-bg\"></span></div>\n</div>\n<div class='thumb-img-wrap-width-helper'></div>\n<div class='thumb-img-wrap'>\n<a class=\"trk-show-resource\" title=\"Physics Aviary: Doppler Lab Interactive\" href=\"/teachers/physics-aviary-doppler-lab\"><img class=\"resource-img img-thumbnail img-responsive lozad\" alt=\"Physics Aviary: Doppler Lab Interactive\" title=\"Physics Aviary: Doppler Lab Interactive\" onError=\"handleImageNotLoadedError(this)\" data-default-image=\"https://statictemp.lp.lexp.cloud/images/attachment_defaults/resource/large/FPO-knovation.png\" data-src=\"https://statictemp.lp.lexp.cloud/images/attachment_defaults/resource/large/FPO-knovation.png\" width=\"315\" height=\"220\" src=\"data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs\" />\n</a><i class='fa-solid fa-image fa-6x thumb-img-wrap-icon'></i>\n</div>\n<div class='resource-info-wrap'>\n<div class='resource-info'>\n<div class='resource-info-top overflow-hidden text-ellipsis'>\n<span class='resource-pool-tag'>Physics Aviary</span>\n</div>\n<h4 class='resource-title' title='Physics Aviary: Doppler Lab'>\n<a class=\"trk-show-resource\" title=\"Physics Aviary: Doppler Lab Interactive\" href=\"/teachers/physics-aviary-doppler-lab\">Physics Aviary: Doppler Lab\n</a></h4>\n<div class='resource-meta text-xs text-gray-600 overflow-hidden text-ellipsis'>\n<i class='lp-icon fa-solid fa-user'></i>\n<span class='resource-audience'>For Students</span>\n<i class='lp-icon fa-regular fa-graduation-cap'></i>\n<span class='resource-grade'>9th - 10th</span>\n</div>\n<div class='resource-description-wrap'>\n<div class='resource-description'>\nThis lab is designed to have students investigate the changes to wavelength and frequency that occur when the source of the waves is in motion. This video describes the lab: https://youtu.be/eCceYPBR6f4\n</div>\n</div>\n<div class='resource-actions bg-white'>\n<a class=\"btn btn-default btn-xs text-xs free-access-btn upgrade-btn\" title=\"Get Free Access to Physics Aviary: Doppler Lab Interactive\" data-track-click=\"Search result free access button\" data-track-label=\"Search Page\" data-posthog-event=\"Signup: LP Signup Activity\" data-posthog-location=\"body_button_other\" data-remote=\"true\" href=\"/subscription/new?signup_resource_id=1262455\"><i class='fa-regular fa-eye'></i>\n<span class='button-text'>Get Free Access</span>\n</a><a class=\"btn btn-default btn-xs text-xs trk-show-resource\" title=\"Physics Aviary: Doppler Lab Interactive\" href=\"/teachers/physics-aviary-doppler-lab\"><i class='fa-solid fa-list-ul'></i>\n<span class='button-text'>See Review</span>\n</a></div>\n</div>\n</div>\n</div>\n\n</div>\n\n\n<div class='relative search-result-item thumbnail-card no-access' data-id='1189512' data-is-require-teacher-acknowledgment='false' data-item-type='CollectionItemResource' data-type='Resource'>\n\n<div class='panel panel-default panel-resource mb-0 border-none'>\n<div class='resource-card-loader'></div>\n<div class='resource-type-banner'>\n<div class=\"type-resource type-unit-plan\"><i class=\"fa-solid fa-bars resource-icon\"></i><span class=\"ml-5 relative z-10\">Unit Plan</span><span class=\"resource-bg\"></span></div>\n</div>\n<div class='thumb-img-wrap-width-helper'></div>\n<div class='thumb-img-wrap'>\n<a class=\"trk-show-resource\" title=\"Learn Ap Physics: Physics B: Waves Unit plan\" href=\"/teachers/learn-ap-physics-physics-b-waves\"><img class=\"resource-img img-thumbnail img-responsive lozad\" alt=\"Learn Ap Physics: Physics B: Waves Unit Plan\" title=\"Learn Ap Physics: Physics B: Waves Unit Plan\" onError=\"handleImageNotLoadedError(this)\" data-default-image=\"https://statictemp.lp.lexp.cloud/images/attachment_defaults/resource/large/FPO-knovation.png\" data-src=\"https://content.lessonplanet.com/knovation/original/169082-9ae6615da08a4efe2223167e417d403c.jpg?1661193457\" width=\"315\" height=\"220\" src=\"data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs\" />\n</a><i class='fa-solid fa-image fa-6x thumb-img-wrap-icon'></i>\n</div>\n<div class='resource-info-wrap'>\n<div class='resource-info'>\n<div class='resource-info-top overflow-hidden text-ellipsis'>\n<span class='resource-pool-tag'>Learn AP Physics</span>\n</div>\n<h4 class='resource-title' title='Learn Ap Physics: Physics B: Waves'>\n<a class=\"trk-show-resource\" title=\"Learn Ap Physics: Physics B: Waves Unit plan\" href=\"/teachers/learn-ap-physics-physics-b-waves\">Learn Ap Physics: Physics B: Waves\n</a></h4>\n<div class='resource-meta text-xs text-gray-600 overflow-hidden text-ellipsis'>\n<i class='lp-icon fa-solid fa-user'></i>\n<span class='resource-audience'>For Students</span>\n<i class='lp-icon fa-regular fa-graduation-cap'></i>\n<span class='resource-grade'>9th - 10th</span>\n</div>\n<div class='resource-description-wrap'>\n<div class='resource-description'>\nA site dedicated to help students prepare for the AP Physics B test. This specific site reviews waves including traveling waves, standing waves, resonance, speed of electromagnetic waves, Doppler shift, Doppler effect, interference,...\n</div>\n</div>\n<div class='resource-actions bg-white'>\n<a class=\"btn btn-default btn-xs text-xs free-access-btn upgrade-btn\" title=\"Get Free Access to Learn Ap Physics: Physics B: Waves Unit plan\" data-track-click=\"Search result free access button\" data-track-label=\"Search Page\" data-posthog-event=\"Signup: LP Signup Activity\" data-posthog-location=\"body_button_other\" data-remote=\"true\" href=\"/subscription/new?signup_resource_id=1189512\"><i class='fa-regular fa-eye'></i>\n<span class='button-text'>Get Free Access</span>\n</a><a class=\"btn btn-default btn-xs text-xs trk-show-resource\" title=\"Learn Ap Physics: Physics B: Waves Unit plan\" href=\"/teachers/learn-ap-physics-physics-b-waves\"><i class='fa-solid fa-list-ul'></i>\n<span class='button-text'>See Review</span>\n</a></div>\n</div>\n</div>\n</div>\n\n</div>\n\n\n<div class='relative search-result-item thumbnail-card no-access' data-id='1145309' data-is-require-teacher-acknowledgment='false' data-item-type='CollectionItemResource' data-type='Resource'>\n\n<div class='panel panel-default panel-resource mb-0 border-none'>\n<div class='resource-card-loader'></div>\n<div class='resource-type-banner'>\n<div class=\"type-resource type-website\"><i class=\"fa-solid fa-columns resource-icon\"></i><span class=\"ml-5 relative z-10\">Website</span><span class=\"resource-bg\"></span></div>\n</div>\n<div class='thumb-img-wrap-width-helper'></div>\n<div class='thumb-img-wrap'>\n<a class=\"trk-show-resource\" title=\"Arab Physics Website\" href=\"/teachers/arab-physics\"><img class=\"resource-img img-thumbnail img-responsive lozad\" alt=\"Arab Physics Website\" title=\"Arab Physics Website\" onError=\"handleImageNotLoadedError(this)\" data-default-image=\"https://statictemp.lp.lexp.cloud/images/attachment_defaults/resource/large/FPO-knovation.png\" data-src=\"https://content.lessonplanet.com/knovation/original/95863-2e52c5dd766ff1a12a05525a5c604c3a.jpg?1661408454\" width=\"315\" height=\"220\" src=\"data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs\" />\n</a><i class='fa-solid fa-image fa-6x thumb-img-wrap-icon'></i>\n</div>\n<div class='resource-info-wrap'>\n<div class='resource-info'>\n<div class='resource-info-top overflow-hidden text-ellipsis'>\n<span class='resource-pool-tag'>Other</span>\n</div>\n<h4 class='resource-title' title='Arab Physics'>\n<a class=\"trk-show-resource\" title=\"Arab Physics Website\" href=\"/teachers/arab-physics\">Arab Physics\n</a></h4>\n<div class='resource-meta text-xs text-gray-600 overflow-hidden text-ellipsis'>\n<i class='lp-icon fa-solid fa-user'></i>\n<span class='resource-audience'>For Students</span>\n<i class='lp-icon fa-regular fa-graduation-cap'></i>\n<span class='resource-grade'>9th - 10th</span>\n</div>\n<div class='resource-description-wrap'>\n<div class='resource-description'>\nWhile some of the pages on this site have yet to be filled, the pages that are complete are comprehensive. For example, pages on friction, heat, and the Doppler effect are illustrated and explain relevant formulas. A biography page...\n</div>\n</div>\n<div class='resource-actions bg-white'>\n<a class=\"btn btn-default btn-xs text-xs free-access-btn upgrade-btn\" title=\"Get Free Access to Arab Physics Website\" data-track-click=\"Search result free access button\" data-track-label=\"Search Page\" data-posthog-event=\"Signup: LP Signup Activity\" data-posthog-location=\"body_button_other\" data-remote=\"true\" href=\"/subscription/new?signup_resource_id=1145309\"><i class='fa-regular fa-eye'></i>\n<span class='button-text'>Get Free Access</span>\n</a><a class=\"btn btn-default btn-xs text-xs trk-show-resource\" title=\"Arab Physics Website\" href=\"/teachers/arab-physics\"><i class='fa-solid fa-list-ul'></i>\n<span class='button-text'>See Review</span>\n</a></div>\n</div>\n</div>\n</div>\n\n</div>\n\n\n","pagination":"<div class='text-center' id='search-pagination'>\n<div role=\"navigation\" aria-label=\"Pagination\" class=\"pagination\"><ul class=\"pagination\"><li class=\"prev previous_page \"><a rel=\"prev\" href=\"/lesson-plans/doppler-effect/3\">&#8592; Previous</a></li> <li><a rel=\"\" href=\"/lesson-plans/doppler-effect\">1</a></li> <li><a rel=\"\" href=\"/lesson-plans/doppler-effect/2\">2</a></li> <li><a rel=\"prev\" href=\"/lesson-plans/doppler-effect/3\">3</a></li> <li class=\"active\"><a rel=\"\" href=\"/lesson-plans/doppler-effect/4\">4</a></li> <li><a rel=\"next\" href=\"/lesson-plans/doppler-effect/5\">5</a></li> <li><a rel=\"\" href=\"/lesson-plans/doppler-effect/6\">6</a></li> <li class=\"next next_page \"><a rel=\"next\" href=\"/lesson-plans/doppler-effect/5\">Next &#8594;</a></li></ul></div>\n</div>\n"}