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April 24, 2014

Homework Help: Physics

Posted by Olivia on Monday, January 16, 2012 at 1:48pm.

A block starts at rest and slides down a fric- tionless track. It leaves the track horizontally, flies through the air, and subsequently strikes the ground.What is the speed of the ball when it leaves the track? The acceleration of gravity is 9.81 m/s2 .

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