Discovery Education
Sonar & Echolocation
A well-designed, comprehensive, and attractive slide show supports direct instruction on how sonar and echolocation work. Contained within the slides are links to interactive websites and instructions for using apps on a mobile device to...
Alabama Learning Exchange (ALEX)
Sonar Mapping of the Ocean Floor
Eighth graders participate in an experiment that emulates a sonar signal bouncing off the ocean floor. They determine how the ocean floor is measured by the length of time it takes for the sonar signal to return. They work with a wooden...
Curated OER
Finding Ocean Depth
How to oceanographers measure the sea's depth? Your scientists will step into their shoes in this application instructional activity, first reading about how the speed of sound and a simple formula give scientists a depth estimation....
Curated OER
Reading Satellite Images
Students analyze satellite images. In this astronomy lesson, students examine 3 satellite images in order to understand how satellite images are taken and what they can teach scientists.
Curated OER
Sound for Sight
Young scholars study echolocation and understand how dolphins use it to locate prey, escape predators, and navigate their environment. They view a video, "In the Wild-Dolphins with Robin Williams" and see first hand how dolphins...
Curated OER
Echolocation and Communication
Students participate in a role-play activity to determine how whales use the properties of echolocation to communicate.
Curated OER
Reading Maps of the East Pacific Rise
Young scholars make qualitative and quantitative observations and use various maps to investigate the features of the East Pacific Rise The study actual bathymetric maps of the EPR region. They identify key features of the ridge and...