Difference between revisions of "Atmosphere"
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The '''atmosphere''' is the mass of air surrounding a [[planet]].<ref>Wile, Dr. Jay L. ''Exploring Creation With Physical Science''. Apologia Educational Ministries, Inc. 1999, 2000</ref> | The '''atmosphere''' is the mass of air surrounding a [[planet]].<ref>Wile, Dr. Jay L. ''Exploring Creation With Physical Science''. Apologia Educational Ministries, Inc. 1999, 2000</ref> | ||
| − | Atmosphere is also used by [[Chemistry|Chemists]] and [[Physics|Physicists]] as a unit of [[pressure]]. Example: one atmosphere of pressure is the pressure exerted on objects by the atmospheric [[gas]]ses, [[air]] (principally 21% [[oxygen]] and 79% [[nitrogen]]), at sea level of approximately 14.7 pounds per inch square. | + | ''Atmosphere'' is also used by [[Chemistry|Chemists]] and [[Physics|Physicists]] as a unit of [[pressure]]. Example: one atmosphere of pressure is the pressure exerted on objects by the atmospheric [[gas]]ses, [[air]] (principally 21% [[oxygen]] and 79% [[nitrogen]]), at sea level of approximately 14.7 pounds per inch square. |
==References== | ==References== | ||
<references/> | <references/> | ||
Revision as of 17:42, June 25, 2007
The atmosphere is the mass of air surrounding a planet.[1]
Atmosphere is also used by Chemists and Physicists as a unit of pressure. Example: one atmosphere of pressure is the pressure exerted on objects by the atmospheric gasses, air (principally 21% oxygen and 79% nitrogen), at sea level of approximately 14.7 pounds per inch square.
References
- ↑ Wile, Dr. Jay L. Exploring Creation With Physical Science. Apologia Educational Ministries, Inc. 1999, 2000
