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You can determine wind direction by wetting your finger

Conceptual Physics | 12th Edition | ISBN: 9780321909107 | Authors: Paul G. Hewitt ISBN: 9780321909107 29

Solution for problem 2E Chapter 17

Conceptual Physics | 12th Edition

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Conceptual Physics | 12th Edition | ISBN: 9780321909107 | Authors: Paul G. Hewitt

Conceptual Physics | 12th Edition

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Problem 2E

You can determine wind direction by wetting your finger and holding it up in the air. Explain.

Step-by-Step Solution:

Solution 2E Step 1 : Yes, by holding up wet finger in the air , the direction of the wind can determined This can be determined by the side of the finger, the cooler side of the finger is the direction at which wind is blowing Step 2 : When we raise a wet finger in air , the wind tries to evaporate the water the from the finger As result of this the evaporation the temperature of the finger changes , initially it is cold finger dipped in water, as the wind touches, it gets cooler, further it is warm and drys the finger

Step 3 of 3

Chapter 17, Problem 2E is Solved
Textbook: Conceptual Physics
Edition: 12
Author: Paul G. Hewitt
ISBN: 9780321909107

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You can determine wind direction by wetting your finger

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