Pascal Definition (PA Unit)

The pascal is the official SI unit of pressure.
The pascal is the official SI unit of pressure. Photodisc/Getty Images

A Pascal is the SI unit of pressure. A Pascal is equal to a force of one newton per square meter. 101325 pascals = 1 atmosphere. 105 pascals = 1 bar. The abbreviation for the Pascal unit is Pa.

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Helmenstine, Anne Marie, Ph.D. "Pascal Definition (PA Unit)." ThoughtCo, Sep. 6, 2017, thoughtco.com/definition-of-pascal-605895. Helmenstine, Anne Marie, Ph.D. (2017, September 6). Pascal Definition (PA Unit). Retrieved from https://www.thoughtco.com/definition-of-pascal-605895 Helmenstine, Anne Marie, Ph.D. "Pascal Definition (PA Unit)." ThoughtCo. https://www.thoughtco.com/definition-of-pascal-605895 (accessed December 13, 2017).