{"page":"\u003clink rel=\"stylesheet\" href=\"https://lessonplanet.com/assets/packs/css/resources-572d6a42.css\" /\u003e\n\u003clink rel=\"stylesheet\" href=\"https://lessonplanet.com/assets/packs/css/lp_boclips_stylesheets-f4d0de30.css\" media=\"all\" /\u003e\n\u003cdiv data-title='How does a whip break the sound barrier? (Slow Motion Shockwave formation) - Smarter Every Day 207' data-url='/boclips/videos/5d8cfe41096ca853ce6caf18' data-video-url='/boclips/videos/5d8cfe41096ca853ce6caf18' id='bo_player_modal'\u003e\n\u003cdiv class='boclips-resource-page modal-dialog panel-container'\u003e\n\u003cdiv class='react-notifications-root'\u003e\u003c/div\u003e\n\u003cdiv class='rp-header'\u003e\n\u003cdiv class='rp-type'\u003e\n\u003ci aria-hidden='true' class='fai fa-regular fa-circle-play'\u003e\u003c/i\u003e\nVideo\n\u003c/div\u003e\n\u003ch1 class='rp-title' id='video-title'\u003e\nHow does a whip break the sound barrier? (Slow Motion Shockwave formation) - Smarter Every Day 207\n\u003c/h1\u003e\n\u003cdiv class='rp-actions'\u003e\n\u003cdiv class='mr-1'\u003e\n\u003ca class=\"btn btn-success\" data-posthog-event=\"Signup: LP Signup Activity\" data-posthog-location=\"body_link_boclips\" data-remote=\"true\" href=\"/subscription/new\"\u003e\u003cspan\u003e\u003cspan\u003eGet Free Access\u003c/span\u003e\u003cspan class=\"\"\u003e for 10 Days\u003c/span\u003e\u003cspan\u003e!\u003c/span\u003e\u003c/span\u003e\u003c/a\u003e\n\u003c/div\u003e\n\u003c/div\u003e\n\u003c/div\u003e\n\u003cdiv class='rp-body'\u003e\n\u003cdiv class='rp-info'\u003e\n\u003cdiv aria-label='Hide resource details' class='rp-hide-info' role='button' tabindex='0'\u003e\u0026times;\u003c/div\u003e\n\u003ci aria-label='Expand resource details' class='rp-expand-info fai fa-solid fa-up-right-and-down-left-from-center' role='button' tabindex='0'\u003e\u003c/i\u003e\n\u003ci aria-label='Compress resource details' class='rp-compress-info fai fa-solid fa-down-left-and-up-right-to-center' role='button' tabindex='0'\u003e\u003c/i\u003e\n\u003cdiv class='rp-rating'\u003e\n\u003cspan class='resource-pool'\u003e\n\u003cspan class='pool-label'\u003ePublisher:\u003c/span\u003e\n\u003cspan class='pool-name'\u003e\n\u003cspan class='text'\u003e\u003ca data-publisher-id=\"30356011\" href=\"/search?publisher_ids%5B%5D=30356011\"\u003eCurated Video\u003c/a\u003e\u003c/span\u003e\n\u003c/span\u003e\n\u003c/span\u003e\n\u003c/div\u003e\n\u003cdiv class='rp-description'\u003e\n\u003cspan class='short-description'\u003eBehind the Scenes Download Skunkworks! or text \"smarter\" to 500-500 (30 day free trial) Click here if you're interested in subscribing ⇊ Click below for more links! ⇊ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~ GET SMARTER SECTION Check out Derek's...\u003c/span\u003e\n\u003cspan class='full-description hide'\u003eBehind the \u003ca href='https://youtu.be/3HABgm-UUi0' target='_blank' rel='nofollow'\u003eScenes\u003c/a\u003e Download \u003ca href='http://www.audible.com/Smarter' target='_blank' rel='nofollow'\u003eSkunkworks!\u003c/a\u003e or text \"smarter\" to 500-500 (30 day free trial) Click here if you're interested in \u003ca href='http://bit.ly/Subscribe2SED' target='_blank' rel='nofollow'\u003esubscribing\u003c/a\u003e ⇊ Click below for more links! ⇊ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~ GET SMARTER SECTION Check out Derek's video about Schlieren Photography on \u003ca href='https://www.youtube.com/watch?v=4tgOyU34D44' target='_blank' rel='nofollow'\u003eVeritasium!\u003c/a\u003e The awesome German \u003ca href='https://link.springer.com/article/10.1007/s001930050093' target='_blank' rel='nofollow'\u003ePaper\u003c/a\u003e University of Arizona \u003ca href='http://www.e-kaczor.net/keiko/whip.pdf' target='_blank' rel='nofollow'\u003epaper\u003c/a\u003e History of Shock \u003ca href='https://books.google.com/books?id=PmuqCHDC3pwC\u0026pg=PA69\u0026lpg=PA69\u0026dq=otto+lummer+whip\u0026source=bl\u0026ots=odJCjhXq1g\u0026sig=ByriDEpT8KJ-9Vj-iUijGC-cKWg\u0026hl=en\u0026sa=X\u0026ved=2ahUKEwjx-O_1nL7fAhXtYt8KHWmzAU0Q6AEwCXoECAIQAQ#v=onepage\u0026q=otto%20lummer%20whip\u0026f=false' target='_blank' rel='nofollow'\u003ewaves\u003c/a\u003e ~~~~~~~~~~~~~~~~~~~~~~~~~~~~ April Jennifer Choi is a Mechanical Engineer and Professional Whip Artist from Peoria, IL. She has a Master's Degree in Computational Fluid Dynamics as well as several Guinness World Records in Whip Cracking. April is also a well known Fire Performer and you can check out what she does on Social Media through these \u003ca href='http://www.instagram.com/withoutshade86/' target='_blank' rel='nofollow'\u003elinks.\u003c/a\u003e \u003ca href='http://youtube.com/c/AprilJenniferChoi' target='_blank' rel='nofollow'\u003e\u003c/a\u003e \u003ca href='http://www.facebook.com/AprilJennChoi/' target='_blank' rel='nofollow'\u003e\u003c/a\u003e Tweet Ideas to me \u003ca href='http://twitter.com/smartereveryday' target='_blank' rel='nofollow'\u003eat\u003c/a\u003e I'm \"ilikerockets\" on Snapchat. 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