Atmospheric pressure, sometimes also called barometric pressure, is the
pressure exerted by .... One atmosphere (101 kPa or 14.7 psi) is the pressure
caused by the weight of a column of fresh water ...
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
This created a near vacuum in the upper half of can which was crushed under the
force exerted by the atmosphere upon it. That is atmospheric pressure.
May 14, 2011 ... That pressure is called atmospheric pressure, or air pressure. ... from higher
pressure to lower pressure can cause decompression sickness.
Nov 27, 2010 ... Brief, simplified description of atmospheric high pressure areas.
Atmospheric pressure definition, the pressure exerted by the earth's ... areas of
low air pressure, the air is less dense and relatively warm, which causes it to rise.
What is defined as air pressure is the result of molecules of air weighing down on
... The most commonly known cause of changes in atmospheric pressure is a ...
Amospheric pressure is caused by the weight of air molecules above it. As
elevation increases, fewer air molecules are present. Therefore, atmospheric ...
Aug 29, 2013 ... Atmospheric pressure is the force exerted against a surface by the weight ... to
warm air, clouds and precipitation are caused by cooling the air.
The effect of altitude on atmospheric pressure is so large that meteorologists ...
Finally, atmospheric pressure can be influenced by wind patterns, which cause ...