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प्रश्न
What is the troposphere?
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उत्तर
Troposphere is the lowest layer of the atmosphere. It protects us from the heat of sun during day and keeps the earth warm at night ozone. This is the densest layer of the atmosphere and its thickness varies from 8 km over the poles to 18 km over the equator.
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संबंधित प्रश्न
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