Previous Page...   Printer Version Science Constants - Pressure, Atmospheric Symbol: Value: 1.01325 × 105 N m-2 1.01325 bar 14.7 lbf in-2 Category: - Description: Atmospheric pressure is the force exerted by the weight of the atmosphere of the Earth at ground level. The value quoted is the standard value but will vary, with variations being measured with a barometer.   [ H O M E ] [ S C I E N C E ] [ M A T H S ] [ A S T R O N O M Y ] [ Download ] [ Shop ] [ Contact ] [ About ]