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April 24, 2014

Homework Help: physics

Posted by unknown on Tuesday, October 30, 2012 at 1:15am.

Child X throws 0.5 kg of Play
Dough at Child Y at 0.40 m/s at the same time that Child Y throws 0.8 kg of Play Dough at Child X at
0.20 m/s. The two masses of Play Dough collide and stick. What is the resulting speed and direction
of the Play Dough? What are the kinetic energies of the two masses before the collision? What is
the kinetic energy of the combined mass after the collision?

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