What was the rocks velocity when it hit the water

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A rock is dropped off the side of a bridge and hits the water below 7.5 s later.

(a) What was the rock's velocity when it hit the water?

Speed

Direction

(b) What was the rock's average velocity as it fell?

speed

Direction

(c) What is the height of the bridge above the water?

Reference no: EM13335298

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