Chemistry (12th Edition)

Published by Prentice Hall
ISBN 10: 0132525763
ISBN 13: 978-0-13252-576-3

Chapter 13 - States of Matter - 13 Assessment: 63

Answer

The Kelvin temperature is exactly proportionate to the average kinetic energy.

Work Step by Step

As the temperature rises, the air particles speed up and increase in kinetic energy which causes the raft to expand. As the temperature drops, the air particles slow down resulting in a decrease in kinetic energy, which causes the raft to slightly deflate.
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