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How Does Sound Travel As Waves?
Seventh graders participate in a number of activities designed to increase their understanding of how sound is generated and how it travels.
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New Review Wave on a String
The sound waves of thunder are made when lightning very quickly heats the air surrounding it, expanding faster than the speed of sound. Learners explore waves through their own movement of string or set waves to constantly oscillate....
6th - Higher Ed Science CCSS: Adaptable
Gravity and the Human Body
How does the absence of gravity affect the human body? The skeletal system, circulatory system, and the sense of balance are all impacted. With a very casual tone, an astronaut explains the changes to these body systems and also an...
5 mins 3rd - 8th Science CCSS: Adaptable
The Sonic Boom Problem
Sound waves travel pretty quickly, but humans can travel faster. Follow along with this short animated video as it investigates the physics behind the breaking of the sound barrier and the sonic booms that are created as a result.
6 mins 7th - Higher Ed Science CCSS: Adaptable
How Does Cancer Spread Through the Body?
Cancer's ability to quickly spread from one organ to the next makes it one of the most fatal diseases in recent history. Watch as this short video takes you on a trip into the microscopic world of cancer cells, exploring the different...
5 mins 7th - 12th Science CCSS: Adaptable