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August 28, 2014

Homework Help: physics

Posted by Jeann on Wednesday, November 17, 2010 at 5:27pm.

A 7 kg block slides on a horizontal frictionless surface with a speed of 1.2 m/s. It is brought momentarily to rest when it hits a bumper that compresses a spring. The acceleration of gravity is 9.8 m/s^2.

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