Atmospheric pressure, sometimes also called barometric pressure, is the
pressure exerted by the weight of air in the atmosphere of Earth In most
Atmospheric pressure is defined as the force per unit area exerted against a
surface by the weight of the air above that surface. In the diagram below, the ...
May 14, 2011 ... The air around you has weight, and it presses against everything it touches. That
pressure is called atmospheric pressure, or air pressure.
Aug 29, 2013 ... Atmospheric pressure is the force exerted against a surface by the weight of the
air above the surface.
Understanding air pressure. The weight of the air pressing down on the Earth, the
ocean and on the air below causes air pressure. Earth's gravity, of course, ...
Feb 27, 2013 ... Atmospheric pressure plays an essential role in respiration and the function of
many devices, including water pumps, syringes and drinking ...
Oct 26, 2012 ... Another visit from America's favorite science teacher Bill Nye. Today he explores
the forces of our atmosphere in three experiments ...
Jun 1, 2011 ... Air Pressure explained. ... Why is high pressure associated with fair, clear skies
while low pressure systems are associated wit - Duration: 3:24.
Atmospheric pressure definition, the pressure exerted by the earth's atmosphere
at any given point, being the product of the mass of the atmospheric column of ...
Introduction. Air is a tangible material substance and as a result has mass. Any
object with mass is influenced by the universal force known as gravity. Newton's ...