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adhesion and cohesion

(Encyclopedia)adhesion and cohesion, attractive forces between material bodies. A distinction is usually made between an adhesive force, which acts to hold two separate bodies together (or to stick one body to anot...

Erskine, Thomas, 1st Baron Erskine

(Encyclopedia)Erskine, Thomas, 1st Baron Erskine, 1750–1823, British jurist, b. Edinburgh. He was admitted to the bar in 1778. His eloquence and forensic skill won Erskine an enormous practice, during which he ma...

Lexington and Concord, battles of

(Encyclopedia)Lexington and Concord, battles of, opening engagements of the American Revolution, Apr. 19, 1775. After the passage (1774) of the Intolerable Acts by the British Parliament, unrest in the colonies inc...

Weaver, Sigourney

(Encyclopedia) Weaver, Sigourney , 1949- , American actress, b. New York, N.Y., as Susan Alexandra Weaver, Stanford Univ. (B.A., 1972), Yale Univ. (M.F.A., 1974). Wea...

husband and wife

(Encyclopedia)husband and wife, the legal aspects of the married state (for the sociological aspects, see marriage). The former Anglo-American law of marriage was chiefly characterized by the view that husband an...

misdemeanor

(Encyclopedia)misdemeanor, in law, a minor crime, in contrast to a felony. At common law a misdemeanor was a crime other than treason or a felony. Although it might be a grave offense, it did not affect the feudal ...

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...

composition, in ancient and medieval law

(Encyclopedia)composition, in ancient and medieval law, a sum of money paid by a guilty party as satisfaction to the family of the person who was injured or killed. Failure to make the payment might justify retalia...

Securities and Exchange Commission

(Encyclopedia)Securities and Exchange Commission (SEC), agency of the U.S. government created by the Securities Exchange Act of 1934 and charged with protecting the interests of the public and investors in connecti...

W and Z particles

(Encyclopedia)W and Z particles, elementary particles that mediate, or carry, the fundamental force associated with weak interactions. The discovery of the W and Z particles at CERN near Geneva, Switzerland, in the...