Conceptual Physics (12th Edition)

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

Chapter 22 - Think and Explain: 53

Answer

Your hair is positively charged. The comb is negatively charged.

Work Step by Step

Your hair has lost electrons, so it has a net positive charge. The comb has grabbed electrons from your hair, so the excess elec­trons give it a net negative charge.
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