1. A heavy rock is dropped from rest at the top of a cliff and falls 100 m before hitting the ground. i) Make a sketch of the problem and label all given and unknowns ii) Write the equations that you need to solve the problem. iii) How long does the rock take to fall to the ground, and what is its velocity when it hits?

College Physics
1st Edition
ISBN:9781938168000
Author:Paul Peter Urone, Roger Hinrichs
Publisher:Paul Peter Urone, Roger Hinrichs
Chapter2: Kinematics
Section: Chapter Questions
Problem 47PE: (a) Calculate the height of a cliff if it takes 2.35 s for a rock to hit the ground when it is...
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#1. A heavy rock is dropped from rest at the top of a cliff and falls 100 m before hitting the ground.

i) Make a sketch of the problem and label all given and unknowns

ii) Write the equations that you need to solve the problem.

iii) How long does the rock take to fall to the ground, and what is its velocity when it hits?

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