Homework Help: physics

Posted by Taylor on Wednesday, September 21, 2011 at 5:06pm.

a rock is dropped from a height of 15m above the ground. when it hits the ground, it leaves a hole 12cm deep. what is the speed of the rock when it hits the ground? what is the deceleration of the rock when it hits the ground?

physics - Henry, Friday, September 23, 2011 at 11:41am
See your 4:26pm post for solution.
physics - joe, Thursday, January 24, 2013 at 6:37pm
some massive butt mud

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