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प्रश्न
What is ‘Atmosphere’?
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उत्तर
The earth is surrounded by coverage of air which extends to height of several hundred kilometres. This is called the atmosphere. Near the surface of the earth, the air is dense, as we go up higher, the atmosphere gets more and more rare field. About half the air composing the atmosphere is found within 5 kilometres of the earth's surface.
संबंधित प्रश्न
Name two chief characteristics of atmosphere.
What is Atmospheric pressure?
OR
Is Atmospheric pressure the same on every place on the surface of the Earth?
Why does the atmosphere thin out at higher levels?
Give reasons for the following :
The exosphere allows the gas molecules to easily escape into space.
Answer the following questions
Which two gases make the bulk of the atmosphere?
Answer the following questions
Which gas creates green house effect in the atmosphere?
What are the processes responsible for heating the atmosphere?
This ______ gas is chemically inactive in atmosphere.
Sea salt, pollen, ash, smoke soot, fine soil – these are associated with:
Oxygen gas is in negligible quantity at the height of atmosphere:
