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Melbourne, city, United States

(Encyclopedia)Melbourne, city (1990 pop. 59,646), Brevard co., E Fla., on Indian River (a lagoon); inc. 1888, consolidated with Eau Gallie 1969. It is a tourist and aerospace center near the Atlantic Ocean. The lea...

fifth force

(Encyclopedia)fifth force, postulated fifth basic force of nature (the four known forces of nature are gravity, electromagnetism, and the strong and weak interactions). Proposed in 1986 to account for gravitational...

Harrison, Benjamin, President of the United States

(Encyclopedia)Harrison, Benjamin, 1833–1901, 23d President of the United States (1889–93), b. North Bend, Ohio, grad. Miami Univ. (Ohio), 1852; grandson of William Henry Harrison. After reading law in Cincinnat...

court system in the United States

(Encyclopedia)court system in the United States, judicial branches of the federal and state governments charged with the application and interpretation of the law. The U.S. court system is divided into two administ...

Ogden, city, United States

(Encyclopedia)Ogden, city (1990 pop. 63,909), seat of Weber co., N Utah, at the confluence of the Ogden and Weber rivers; inc. 1851. Aerospace industries and Hill Air Force Base are the major employers. There is we...

Mesa, city, United States

(Encyclopedia)Mesa māˈsə [key], city (1990 pop. 288,091), Maricopa co., S central Ariz., in the irrigated Salt River valley; inc. 1883. Electronic components, fabricated metals, aircraft, and machine tools are a...

Reformed Church in the United States

(Encyclopedia)Reformed Church in the United States: see Evangelical and Reformed Church. ...

Reclamation, United States Bureau of

(Encyclopedia)Reclamation, United States Bureau of, agency set up in the Dept. of the Interior under the Reclamation Act of 1902. It is charged with promoting regional economies by developing water and related land...

electromotive force

(Encyclopedia)electromotive force, abbr. emf, difference in electric potential, or voltage, between the terminals of a source of electricity, e.g., a battery from which no current is being drawn. When current is dr...

Belleville, cities, United States

(Encyclopedia)Belleville. 1 City (2020 pop. 42,404), seat of St. Clair co., SW Ill.; inc. 1819. Located in a coal-mining area, Belleville also has farm-related ...