Bicyclists often carry along a water bottle on hot days. When the bottle is wrapped in a wet sock, the water temperature stays near 24 °C for three or four hours, even when the air temperature is near 38 °C. Why does the water stay cool?

Bicyclists often carry along a water bottle on hot days. When the bottle is wrapped in a wet sock, the water temperature stays near 24 °C for three or four hours, even when the air temperature is near 38 °C. Why does the water stay cool?

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter1: Temperature And Heat

Section: Chapter Questions

Problem 50P: How much taller does the Eiffel Tower become at the end of a day when the temperature has increased...

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Question

Bicyclists often carry along a water bottle on hot days. When the bottle is
wrapped in a wet sock, the water temperature stays near 24 °C for three or
four hours, even when the air temperature is near 38 °C. Why does the
water stay cool?

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