Conceptual Physics (12th Edition)

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

Chapter 31 - Think and Explain: 38

Answer

The photoelectric effect provides strong evidence for the particle nature of light.

Work Step by Step

The wave nature plays a small role, when we discuss the photon’s frequency. However, the principal explanation says that the ejection of an electron depends on the interaction of one photon with an electron, which supports the particle nature of light. This is discussed on pages 585-587.
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