Tuesday
July 29, 2014

Homework Help: physics

Posted by Alex on Thursday, October 28, 2010 at 10:35pm.

A 550-g ball traveling at 8.0 m/s undergoes a head-on elastic collision with a 250-g ball traveling toward it also at 8.0 m/s. What is the speed of the 250-g mass after the collision?

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