Conceptual Physics (12th Edition)

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

Chapter 14 - Reading Check Questions (Comprehension): 16

Answer

The buoyant force is 1 N. It barely balances the balloon's weight. b. If the buoyant force decreases, it is less than the weight and the net force is downward. The balloon accelerates downward. c. If the buoyant force increases, it is greater than the weight and the balloon accelerates upward.

Work Step by Step

This is discussed on page 271.
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