Conceptual Physics (12th Edition)

Published by Addison-Wesley
ISBN 10: 0321909100
ISBN 13: 978-0-32190-910-7

Chapter 23 - Reading Check Questions (Comprehension): 27


A watt is a unit of power, equal to a joule/second. A kilowatt is one thousand watts, and is also a unit of power. A kilowatt-hour is a power multiplied by a time, and is a unit of energy.

Work Step by Step

This is discussed on page 440.
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