University Physics with Modern Physics (14th Edition)

Published by Pearson
ISBN 10: 0321973615
ISBN 13: 978-0-32197-361-0

Chapter 38 - Photons: Light Waves Behaving as Particles - Problems - Discussion Questions - Page 1275: Q38.7

Answer

A high-frequency photon has more energy than a low-energy photon.

Work Step by Step

Ultraviolet photons, with their shorter wavelength and higher frequency compared to visible light, possess sufficient energy to initiate harmful chemical reactions in human skin. However, a sufficiently intense beam of visible or infrared light can cause burns to the human skin, no matter what its frequency, so be careful!
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