Question

What is causes of atmospheric pressure?

Answer 1

As u know that exerting pressure is one of the main properties of gases and our atmosphere is full of gases Therefore the sum total of forces of all gases results in atmospheric pressure .
We would have been crushed under there pressure if our blood pressure was not there.
hope it helps you out

Answer 2

Atmospheric Pressure. Key idea: Atmospheric pressure is caused by the weight of the atmosphere pushing down on itself and on the surface below it. Pressure is defined as the force acting on an object divided by the area upon which the force is acting.