Atmospheric Pressure
Atmospheric Pressure: Overview
This topic explains concepts such as, Atmosphere, Suction, Air Pressure, Pressure Exerted by Gases, etc.
Important Questions on Atmospheric Pressure
A sealed juice can has a tiny hole on its wall. No juice flows out from the can. As soon as the can is opened, juice starts flowing out from the can.

Why did the juice start flowing out of the can the moment the can was opened?
If hot air rises up, then why is it cold in the mountains?
How do you measure the atmospheric pressure? What is the value of atmospheric pressure in its SI unit?
What do you mean by one atmospheric pressure? How do you measure atmospheric pressure?
Ozone layer is present in between troposphere and stratosphere.
The layer which lies next to mesosphere _____.
What is suction and how is it used?
What is atmospheric pressure? Describe an experiment to demonstrate that air exerts pressure. List Some daily life experiences that show that air exerts pressure.
Explain the process how the pressure exerted by the gases. Why makes a balloon get inflated when air is filled in it?
Which device works on the principle that the atmosphere exerts pressure? Explain its working in detail with the help of a diagram.
Explain the working of water pump with the help of a figure.
What are main parts of water pump?
A pump is simple device which experience the force such as___
Atmosphere exerts _____ on common water pump.
What are the two main types of water pumps ?
Which of the following is better to use?
It is better to use an aneroid barometer than a simple barometer.
How does an aneroid barometer work? What are its advantages over mercury barometer?
