Wednesday, March 1, 2017

Frames of reference - video links inside


Links from class - thanks, Brianna!

https://www.youtube.com/watch?v=RvD7mFT1eT4

https://www.youtube.com/watch?v=AO-Nbpbe8Sk

https://www.youtube.com/watch?v=7GRZQUN1ADQ

https://www.youtube.com/watch?v=6KL9jBCnsMc

https://www.youtube.com/watch?v=p-klYOgcYHg



Things to remember from tonight's class demonstrations.



- the ball shot from the cart lands in the cart, because it was moving at the same speed as the cart.  This is similar to Galileo's ship problem, or the idea of apples falling near the base of the apple tree.



- the ball released from the top of the hook (on the cart) still lands in the cart itself, for the same reason:  ball is moving at the same speed as the cart.

Physics - Yay!!!

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