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December 20, 2014

December 20, 2014

Posted by **Isis** on Tuesday, June 18, 2013 at 9:23am.

Please help me!!!!!

- Physics -
**Henry**, Wednesday, June 19, 2013 at 10:15pmTotal Energy = KE + PE = 0.5m*V^2 + mg*h

= 2*400 + 4*9.8*50 =

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