Difference between revisions of "Pressure"
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(Undo revision 410970 by Special:Contributions/Kektklik (User talk:Kektklik) Hg just redirects to mercury (element), so avoid the redirect and confusion for laymen) |
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*[[atmosphere]]s | *[[atmosphere]]s | ||
*pounds per square inch (PSI) | *pounds per square inch (PSI) | ||
| − | *inches of mercury, which is the number of inches the given pressure will raise a column of [[ | + | *inches of mercury, which is the number of inches the given pressure will raise a column of [[mercury (element) | mercury]] |
SI units for pressure are Pascals, where 1 Pa = 1 N • m<sup>-2</sup> | SI units for pressure are Pascals, where 1 Pa = 1 N • m<sup>-2</sup> | ||
Revision as of 00:30, March 23, 2008
Pressure is defined as the force per unit area exerted on a surface.[1]
English units used for air pressure include:
- atmospheres
- pounds per square inch (PSI)
- inches of mercury, which is the number of inches the given pressure will raise a column of mercury
SI units for pressure are Pascals, where 1 Pa = 1 N • m-2
See also
- blood pressure - typically measured in millimeters of mercury
References
- ↑ Wile, Dr. Jay L. Exploring Creation With Chemistry. Apologia Educational Ministries, Inc. 1998
