Conceptual Physics (12th Edition)

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

Chapter 35 - Think and Explain - Page 684-685: 63


That would not be possible.

Work Step by Step

The traveling twin's biological clock will tick more slowly than the stay-at-home-twin's clock, so she returns younger than her twin. However, both of them are older than when they first separated. There is a difference between the slowing of a clock, and the reversing of a clock.
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