Homework Help: physics

Posted by melissa on Monday, February 4, 2008 at 1:23pm.

Two balls with masses of 2.0kg and 6.0kg travel toward each other at speeds of 12 m/s and 4.0 m/s respectivly. If the balls have a head on inelastic collision and the 2.0 kg ball recoils with a speed of 8.0 m/s how much kinetic energy is lost in the collision?

physics - bobpursley, Monday, February 4, 2008 at 2:28pm
What do you think? Momentum is conserved. What is the difference between intitial and final KE?

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