free fall

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free fall

free fall in physics, the state of a body moving solely under the influence of gravitational forces (see gravitation ). A body falling freely toward the surface of the earth undergoes an acceleration due to gravity of 32 ft/sec ² (9.8 m/sec ² ), which is symbolized by g.

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"free fall." The Columbia Encyclopedia, Sixth Edition. 2008. Encyclopedia.com. 26 Dec. 2009 <http://www.encyclopedia.com>.

"free fall." The Columbia Encyclopedia, Sixth Edition. 2008. Encyclopedia.com. (December 26, 2009). http://www.encyclopedia.com/doc/1E1-freefall.html

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free fall

The Oxford Essential Dictionary of the U.S. Military | 2001 | Â© The Oxford Essential Dictionary of the U.S. Military 2001, originally published by Oxford University Press 2001. (Hide copyright information) Copyright

free fall a parachute maneuver in which the parachute is manually activated at the discretion of the jumper, or automatically activated at a preset altitude.

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"free fall." The Oxford Essential Dictionary of the U.S. Military. 2001. Encyclopedia.com. 26 Dec. 2009 <http://www.encyclopedia.com>.

"free fall." The Oxford Essential Dictionary of the U.S. Military. 2001. Encyclopedia.com. (December 26, 2009). http://www.encyclopedia.com/doc/1O63-freefall.html

"free fall." The Oxford Essential Dictionary of the U.S. Military. 2001. Retrieved December 26, 2009 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O63-freefall.html

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