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April 17, 2014

Homework Help: physics

Posted by lisa on Monday, June 4, 2012 at 6:29pm.

timmy is sitting at rest, he has50j ofGPE .then his dad gives timmy a big push, and when his dad let go timmy has 75J of GPE and 125J of KE a) Befoe his dad pushes him
GPE____ KE___ TE____
B) Immrdialty after his dad pushed him
GPE_____ KE____ TE___
C) think about the Law of converstation energey why did timmys total energey change?

D) at the top of timmys path
GPE___ KE____ TE_____
E) as he swings back down through the bottom of his path
GPe ___ Ke____ TE____
F) Timmy jumps off the swing just before he lands
GPE___ KE___ TE___
G) After timmy hits the ground
GPE___ KE___ TE____

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