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compressed air

(Encyclopedia)compressed air, air whose volume has been decreased by the application of pressure. Air is compressed by various devices, including the simple hand pump and the reciprocating, rotary, centrifugal, and...

Edwards, John Reid

(Encyclopedia)Edwards, John Reid (Johnny Reid Edwards), 1953–, U.S. politician, b. Seneca, S.C., grad. North Carolina State Univ. (B.A., 1974), Univ. of North Carolina (J.D., 1977). The son of a textile-mill work...

Space Force, United States

(Encyclopedia)Space Force, United States (USSF), military force that forms a separate service within the U.S. Dept. of the Air Force, est. Dec. 20, 2019, by act of Congress. The head of the Space Force is the Chief...

Milne-Edwards, Henri

(Encyclopedia)Milne-Edwards, Henri äNrēˈ mēlˌnādwärsˈ [key], 1800–1885, French naturalist. He became professor at the Sorbonne (1843) and served at the Museum of Natural History, Paris, as professor (from...

Deming, William Edwards

(Encyclopedia)Deming, William Edwards dĕmˈĭng [key], 1900–1993, American statistician and quality-control expert, b. Sioux City, Iowa. Deming used statistics to examine industrial production processes for flaw...

White, Robert Michael

(Encyclopedia)White, Robert Michael, 1924–2010, American aviator, b. New York City. A fighter pilot during World War II, he was shot down over Germany and held in a prisoner-of-war camp (Feb.–Apr, 1945); he was...

air

(Encyclopedia)air: see atmosphere; liquid air; ventilation. ...

Edwards, Sir Robert Geoffrey

(Encyclopedia)Edwards, Sir Robert Geoffrey, 1925–2013, British physiologist, Ph.D. Edinburgh Univ., 1955. In 1963 he became a research fellow at Cambridge. He was associated with the university until his death, a...

centripetal force and centrifugal force

(Encyclopedia)CE5 Centripetal and centrifugal forces: When a ball is swung in a circle at the end of a string, centripetal and centrifugal forces act as shown above. centripetal force and centrifugal force, act...

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