Air Pressure


 
 
Concept Explanation
 

Air Pressure

Air pressure: Air pressure is defined as the pressure exerted by the weight of air on the earth’s surface. As we go up the layers of atmosphere, the pressure falls rapidly. The air pressure is highest at sea level and decreases with height. Horizontally the distribution of air pressure is influenced by temperature is high the air gets heated a rises.

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Sample Questions
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Question : 1

On the  ________  there is no air and therefore no air pressure.

Right Option : D
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Question : 2

When the air is heated it becomes _______________

Right Option : B
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Question : 3

Air presses us with a great force on our bodies. However, we don't even feel it .This is because the air presses us from all directions and our body exerts a counter pressure". Which of the following is discussed in the passage?

Right Option : C
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