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Eighth graders examine how motion can be described. They observe and participate in a demonstration of a non-Earth frame of reference, formulate and write a description of a non-Earth frame of reference, and prepare graphs.
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Three Incorrect Laws of Motion
Do we know Newton's Laws of Motion as well as we think we do? Examine how observation alters what physics class teaches in an engaging video. The narrator acts out examples of each incorrect law and describes the examples in simple,...
2 mins 6th - 12th Science CCSS: Adaptable
New Review Kepler's Third Law of Motion
Kepler and Newton make a great team! Derive Kepler's Third Law of Motion using Newton's work with gravitational forces. An installment of the Socratica "Astronomy" playlist explores the applications of Kepler's Third Law of Motion after...
6 mins 7th - 12th Science CCSS: Adaptable
Why Don't Perpetual Motion Machines Ever Work?
It turns out that some laws were definitely not meant to be broken! A short illustrative video explains why the first and second laws of thermodynamics prevent perpetual motion machines from actually moving perpetually — and why...
6 mins 6th - 12th Science CCSS: Adaptable
Kinesthetic Astronomy: Mars Opposition Dance
Your class will watch as one child orbits the sun as Earth, while another orbits as Mars. If the timing is right, they will see the repetitive dance between the two planets and discover how often they are opposite from each other. For...
3rd - 8th Science