Bar: One bar equals 100,000 Pascals, roughly the atmospheric pressure at sea level. More accurately, 1 bar is equivalent to atmospheric pressure at 112 meters at 15°C.

Only one direct measurement of atmospheric pressure has ever been made on the summit of Mt. Everest, in 1981. The present expedition has a small hand-held barometer and we hope it may be possible ...

Describe the kinetic theory and use it to describe the behavior of gases. Kinetic Theory, Atmospheric Pressure and Gas Pressure: Describe the kinetic theory and use it to describe the behavior of ...