Friday
April 18, 2014

Homework Help: Physics

Posted by Jackie on Tuesday, April 6, 2010 at 12:19am.

A rock is dropped of the side of a bridge and hits the water below 4s later.
a. What was the rock’s velocity when it hit the water?

b. What was the rock’s average velocity as it fell?

c. What is the height of the bridge above the water?

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