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Get Answers to all your Questions
(i) How are infrared waves produced? Write their one important use.
(ii) The thin Ozone layer on top of the stratosphere is crucial for human survival. Why?
Answers (1)
(i) Infrared rays are produced by hot bodies and molecules. Infrared plays an important role in maintaining the average temperature of the earth through the greenhouse effect. Infrared rays are used in remote switches of TV.
ii) The ozone layer protects us from ultraviolet rays.
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