When you blow on the back of your hand with your mouth wide open, your breath feels

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When you blow on the back of your hand with your mouth wide open, your breath feels warm. But if you partially close your mouth to form an “o” and then blow on your hand, your breath feels cool. Why?

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University Physics with Modern Physics

ISBN: 978-0133977981

14th edition

Authors: Hugh D. Young, Roger A. Freedman

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Question Posted: Oct 30, 2018 12:38 PM

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When you blow on the back of your hand with your mouth wide open, your breath feels

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U Q W For an adiabatic process Q 0 and U W For an adiabatic p...View the full answer

University Physics with Modern Physics

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