Conceptual Physics (12th Edition)

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

Chapter 26 - Think and Discuss: 80

Answer

A radio wave can neither be seen nor heard.

Work Step by Step

A radio wave is an electromagnetic wave, whose frequency and wavelength fall outside of the visible portion of the electromagnetic spectrum. For you to "hear" something means that it is a mechanical wave in air or some other medium, and a radio wave is something entirely different from a sound wave.
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