Homework Help: Physics

Posted by Mel on Sunday, September 30, 2012 at 1:49pm.

A ball is attached to a paddle by a rubber band. The ball is initially moving away from the paddle with a speed of 4.0 m/s. After 0.2 seconds it is moving towards the paddle with a velocity of 3.5 m/s. What is the average acceleration in m/s2 during this time?

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