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प्रश्न
How does the average temperature of Earth remain fairly steady?
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उत्तर
The average temperature of the Earth is maintained fairly steady by the atmosphere. It prevents a sudden increase in temperature during daytime and slows down the escape of heat into the outer space at night. It also acts as a blanket covering the Earth.
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संबंधित प्रश्न
You have seen weather reports on television and in newspapers. How do you think we are able to predict the weather?
Fill in the blank
The _________________ is the layer of the atmosphere that help in radio transmission.
Choose the correct answer.
This gas protects us from the harmful ultraviolet radiation.
Fill in the blank:
The ozone layer protects us from the _____________ of the sun.
State whether the following is true or false.
The stratosphere extends from the top of the troposphere up to 80 km above the surface of the earth.
This is a picture of a supersonic aircraft.
In which layer of the atmosphere does this airplane normally fly?
Short Answer Type Question:
What is the atmosphere? Write about its different layers.
What are clouds made of?
Give Reason:
Exosphere is characterised by aurora Australis and aurora borealis.
Give reason:
Thermosphere is also referred to as “Heterosphere”.
