Which layer of the atmosphere is responsible for tittering out ultraviolet radiation from the Sun?
Everyday Science / Branch of Science — Multiple-choice practice
ماحول کی کون سی تہہ سورج سے الٹرا وائلٹ شعاعوں کو باہر نکالنے کے لیے ذمہ دار ہے؟
- A. None
- B. Troposphere
- C. Mesosphere
- D. Stratosphere
Correct answer
Stratosphere
Explanation
Explanation The stratosphere prevents UV rays from coming surface of the Earth 90% of the ozone in the atmosphere is occupied by the Stratosphere. Ozone molecules are constantly formed and destroyed in the stratosphere Additional Information Ozone is a molecule that contains three oxygen atoms The atmosphere can be divided into five layers: Troposphere ( all weather occurs within this layer ) Stratosphere ( ozone layer absorbs UV rays) Mesosphere ( coldest layer of the atmosphere ) Thermosphere ( radiowaves transmitted from the Earth and reflected by this layer ) Exosphere ( molecules and atoms escape )
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