Conceptual Physics (12th Edition)

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

Chapter 23 - Reading Check Questions (Comprehension): 7

Answer

Electric charge flows through a circuit, much like water flows through a maze of pipes. Electric current is driven by a voltage difference that is "impressed across" a circuit, much like a pressure difference drives the water through pipes. (You would not say that pressure "flows" across a circuit.)

Work Step by Step

This is discussed on page 433.
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