A 12.5 kg object falling towards Earth has a velocity of 2 m/s when it is 100 m above the ground. What will be its velocity when it is 30 m above the ground?

Principles of Physics: A Calculus-Based Text
5th Edition
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter6: Energy Of A System
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A 12.5 kg object falling towards Earth has a velocity of 2 m/s when it is 100 m above the ground. What will be its velocity when it is 30 m above the ground?

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