https://en.wikipedia.org/wiki/Atmosphere_(unit)

The standard atmosphere (symbol: atm) is a unit of pressure defined as 101325 Pa (1.01325 bar). It is sometimes used as a reference or standard pressure.

https://simple.wikipedia.org/wiki/Atmosphere_(unit)

The standard atmosphere (symbol: atm) is a unit of pressure that refers to the air pressure at sea level. It is defined as equal to 101325 Pa. Since 1982, it has ...

https://en.wikipedia.org/wiki/Atmospheric_pressure

Atmospheric pressure, sometimes also called barometric pressure (after the sensor), is the ... The standard atmosphere (symbol: atm) is a unit of pressure defined as 1013.25 mbar (101325 Pa), equivalent to 760 mm Hg (torr), 29.9212 inches ...

https://www.sensorsone.com/atm-standard-atmosphere-pressure-unit/

Standard Atmosphere is mainly used as a reference value for the average atmospheric pressure at sea level. It is often used to indicate the depth rating for a ...

https://www.britannica.com/science/standard-atmosphere-unit-of-measurement

Standard atmosphere, unit of pressure, equal to the mean atmospheric pressure at sea level. It corresponds to the pressure exerted by a vertical column of ...

https://units.fandom.com/wiki/Atmosphere

The standard atmosphere (symbol: atm) is an international reference pressure defined as 101325 Pa and formerly used as a unit of pressure. For practical ...

https://www.aqua-calc.com/what-is/pressure/atmosphere

An atmosphere (atm) is a unit of pressure based on the average atmospheric pressure at sea level. The actual atmospheric pressure depends on many ...

https://physics.stackexchange.com/questions/243316/definition-of-atmosphere-unit-and-relation-to-temperature-and-gravity

Why does one need to specify the temperature and gravity acceleration when making this definition? "Centimeters of mercury" (as measured by ...

https://www.thoughtco.com/definition-of-atmosphere-604801

Jan 20, 2019 ... An atmosphere is also a unit of pressure. One atmosphere (1 atm) is defined to be equal to 101,325 Pascals. A reference or standard pressure ...

http://en.citizendium.org/wiki/Atmosphere_(unit)

Oct 18, 2013 ... An atmosphere (symbol: atm) is a unit of pressure measurement defined as 101,325 Pa. For practical purposes, it is often replaced by the bar, ...