Conceptual Physics (12th Edition)

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

Chapter 30 - Think and Explain: 61

Answer

LED bulbs will likely be more popular than CFLs because they last up to 10 times longer, and they do not contain mercury (which is harmful to the environment).

Work Step by Step

This is discussed on page 573.
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