Fundamentals of Physics Extended (10th Edition)

Published by Wiley
ISBN 10: 1-11823-072-8
ISBN 13: 978-1-11823-072-5

Chapter 8 - Potential Energy and Conservation of Energy - Questions: 5c

Answer

In region CD, the block's kinetic energy is decreasing.

Work Step by Step

When the block reaches the rough ground, a friction force is introduced. This force removes kinetic energy from the system and converts it to heat.
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