What is Atmospheric Pressure?





Home Page
What is Atmospheric Pressure?
How is Atmospheric Pressure Measured?
What is Normal Atmospheric Pressure?
How does this affect me?
Sources



Atmospheric pressure is the force per unit area exerted by an atmospheric column, this is the weight of the air pushing down toward the earth.[4]

There are many units of Atmospheric pressure. Below is a list of equivalent readings of atmospheric pressure:

Bar
1.013
Pascal (Pa)
101325
torr
760
1
atmosphere (atm)
29.92
inches of Mercury (in Hg)
Table 1
Units of  Atmospheric Pressure with Equivalent Readings [8] 


Slide1