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en.wikipedia.org/wiki/Atmospheric_pressure

Atmospheric pressure, sometimes also called barometric pressure, is the pressure within the ... Atmospheric pressure is caused by the gravitational attraction of the planet on the atmospheric gases above the surface, and is a function of the ...

nova.stanford.edu/projects/mod-x/id-pres.html

Nov 17, 1999 ... Key idea: Atmospheric pressure is caused by the weight of the atmosphere pushing down on itself and on the surface below it. Pressure is ...

www.quora.com/What-causes-atmospheric-pressure

First of all, you have to know what is air pressure. Our atmospheric pressure is 101325 N. Consider a 1 area. Now consider an imaginary ...

van.physics.illinois.edu/qa/listing.php?id=21239

Jan 11, 2013 ... Consider the three statements 1)Air pressure acts from all directions ... the motion of air molecules 3)Air pressure is caused by the weight of air ...

www.actforlibraries.org/causes-of-atmospheric-pressure-changes

What is defined as air pressure is the result of molecules of air weighing down on objects in our environment. As each molecule strikes an object, it exerts a ...

www.eo.ucar.edu/basics/wx_2.html

Air pressure is caused by the weight of the air molecules above. Even tiny air molecules have some weight, and the huge numbers of air molecules that make up ...

www.reference.com/science/causes-atmospheric-pressure-1862aca752c6e453

The weight that the atmosphere exerts as it pushes downward causes atmospheric pressure. This pressure in the Earth's atmosphere affects the...

www.weatherquestions.com/What_causes_low_pressure.htm

Nov 27, 2010 ... Brief, simplified description of atmospheric low pressure areas.

www.nationalgeographic.org/encyclopedia/atmospheric-pressure

May 14, 2011 ... That pressure is called atmospheric pressure, or air pressure. ... from higher pressure to lower pressure can cause decompression sickness.