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Bode's law

(Encyclopedia)Bode's law [for J. E. Bode], also known as Titius's law or the Titius-Bode law, empirical relationship between the mean distances of the planets from the sun. If each number in the series 0, 3, 6, 12,...

entablature

(Encyclopedia)CE5 Corinthian entablature showing the parts of the architrave, frieze, and cornice entablature ĕntăbˈləcho͝or [key], the entire unit of horizontal members above the columns or pilasters in c...

Hershey, Alfred Day

(Encyclopedia)Hershey, Alfred Day, 1908–1997, American microbiologist, b. Owosso, Mich., Ph.D., Michigan State College (now Michigan State Univ.), 1934. Hershey was a professor at the Washington Univ. School of M...

foreign exchange

(Encyclopedia)foreign exchange, methods and instruments used to adjust the payment of debts between two nations that employ different currency systems. A nation's balance of payments has an important effect on the ...

James, rivers, United States

(Encyclopedia)James. 1 Unnavigable river, 710 mi (1,143 km) long, rising in central N.Dak. and flowing across S.Dak. to the Missouri River at Yankton, S.Dak. Jamestown Dam on the river is an irrigation and flood co...

bounty, payment made by a government

(Encyclopedia)bounty, amount paid by a government for the achievement of certain economic or other goals. It often takes the form of a premium paid for the increased production or export of certain goods. The bount...

Volta

(Encyclopedia)Volta vólˈtə [key], river, c.290 mi (470 km) long, formed in central Ghana, W Africa, by the confluence of the Black Volta (or Mouhon, c.840 mi/1,350 km long) and the White Volta (or Nakambe, c.450...

Pulaski, Casimir

(Encyclopedia)Pulaski, Casimir käzēˈmyĕsh po͞oläˈskē [key], 1745–1779, Polish patriot and military commander in the American Revolution. Born in Podolia of a noble family, he participated with his father ...

quetzal

(Encyclopedia)quetzal kāsälˈ [key], common name for a magnificent bird of the family Trogonidae (trogon family), found in the rain forests from S Mexico to Costa Rica at altitudes of up to 9,000 ft (2,745 m). It...

resistance, in electricity

(Encyclopedia)resistance, property of an electric conductor by which it opposes a flow of electricity and dissipates electrical energy away from the circuit, usually as heat. Optimum resistance is provided by a con...