Very Short Answer Type Questions:
1. What is air pressure ?
2. How is air pressure affected with the changes in altitude?
Answers
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12
Answer:
1.Air pressure is the force exerted onto a surface by the weight of the air...
2.Pressure with Height: pressure decreases with increasing altitude. The pressure at any level in the atmosphere may be interpreted as the total weight of the air above a unit area at any elevation. At higher elevations, there are fewer air molecules above a given surface than a similar surface at lower levels.
Answered by
4
Answer:
The force exerted by weight of Air on earth surface is called Air Pressure.......
The air is dense near the surface at sea level and hence the pressure is highest here. As the air thins out with increase of altitude pressure decreases with height...
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