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September 1, 2015

Homework Help: Physics

Posted by Sasha on Sunday, August 15, 2010 at 10:28am.

You drop a ball from a height of 2.0 m and it bounces back to a height of 1.5 m (a) What fraction of its initial energy is lost during the bounce? (b) What is the ballís speed just at it leaves the ground after the bounce?

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