Astrophysics (Index)About

atm

(atmosphere)
(unit of pressure)

An atm (or atmosphere) is a unit of pressure conceived to represent Earth atmospheric pressure. It has been standardized as an exact value, a selected long-term average at sea level at the latitude of Paris, France. Equivalences:

Other units of pressure:


(physics,unit,pressure,Earth)
Further reading:
https://en.wikipedia.org/wiki/Atmosphere_(unit)
https://en.wikipedia.org/wiki/Bar_(unit)
https://glossary.ametsoc.org/wiki/Standard_atmosphere
https://glossary.ametsoc.org/wiki/Bar

Referenced by pages:
admittance
bar
metal
metallic hydrogen
surface gravity (g)
Titan
torr
Venus
water vapor planet

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