Conceptual Physics (12th Edition)

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

Chapter 23 - Think and Explain: 95

Answer

See below.

Work Step by Step

The speed of an electrical signal is determined by electric fields, which propagate at close to the speed of light. Electrical signals are not passed along by collisions between particles. On the other hand, sound does travel by the collisions of adjacent molecules/atoms, and this is a slow process.
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