Conceptual Physics (12th Edition)

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

Chapter 12 - Think and Discuss: 89

Answer

A child.

Work Step by Step

Assuming that a child is just a scaled-down adult, the child has more surface area per kg of weight than the adult. Therefore the child sweats away more water per kg of body mass, and will need more water per kg of body weight. This is discussed on page 237, and Figure 12.18.
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