Homework Help: physic

Posted by antiah on Thursday, January 12, 2012 at 7:07pm.

a ball of mass 1oog falls from a height of 5m onto a floor and rebounds to a height of 3m . what energy is lost as a result of the impact on the floor ?

physic - Damon, Thursday, January 12, 2012 at 7:09pm
m g H1 - m g H2 = m g (5-3) = 2 m g
= 2 (mass in kg, I cam not sure what you typed)(9.81)

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