Essential University Physics: Volume 1 (3rd Edition)

Published by Pearson
ISBN 10: 0321993721
ISBN 13: 978-0-32199-372-4

Chapter 15 - For Thought and Discussion - Page 279: 8


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The air bubbles are harmful because air is much less dense than water and thus does not provide much of a buoyant force. Consequently, because there is less force pushing the hikers upward, there is a higher probability that they will sink.
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