Conceptual Physics (12th Edition)

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

Chapter 22 - Think and Explain: 75

Answer

Lightning rods are installed at a higher elevation than the buildings they are protecting in order to be closer to the clouds that are the source of lightning strikes.

Work Step by Step

Lightning bolts will hit the rod first, and the charge will be conducted safely to the ground.
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