Velocity of dropped rock as it fell and when it hit the water

Name: Velocity of dropped rock as it fell and when it hit the water
Brand: BrainMass
Price: 2.49 USD
Availability: InStock

A rock is dropped off the side of a bridge and hits the water below 2 seconds later.

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

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

Concise use of formulas to solve the problems.

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