February 25, 2017

Homework Help: physic

Posted by juj on Monday, December 3, 2012 at 11:25pm.

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A soccer player kicks a rock horizontally off a 41.7 m high cliff into a pool of water. If the player hears the sound of the splash 3.11 s later, what was the initial speed given to the rock? Assume the speed of sound in air to be 343 m/s.

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