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September 20, 2014

September 20, 2014

Posted by **marie** on Wednesday, October 10, 2012 at 7:09pm.

- physics -
**bobpursley**, Wednesday, October 10, 2012 at 7:34pmif energy is conserved, KE after=KE before

KE after=1/2 m v^2=.001 *1.5^2 Joules

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