become inoperative
51Spain — • This name properly signifies the whole peninsula which forms the south western extremity of Europe. Since the political separation of Portugal, however, the name has gradually come to be restricted to the largest of the four political divisions …
52United States — a republic in the N Western Hemisphere comprising 48 conterminous states, the District of Columbia, and Alaska in North America, and Hawaii in the N Pacific. 267,954,767; conterminous United States, 3,022,387 sq. mi. (7,827,982 sq. km); with… …
53Canadian Charter of Rights and Freedoms — Canada This article is part of the series: Politics and government of Canada   …
54Airspeed indicator — The airspeed indicator or airspeed gauge is an instrument used in an aircraft to display the craft s airspeed, typically in knots, to the pilot. Markings Light aircraft Airspeed indicator markings use a set of standardized colored bands and lines …
55Cold fusion — This article is about the Fleischmann–Pons claims of nuclear fusion at room temperature. For the original use of the term cold fusion , see Muon catalyzed fusion. For all other definitions, see Cold fusion (disambiguation). Diagram of an open… …
56Conservative Halakha — Part of a series of articles on Jews and Judaism …
57break — [brāk] vt. broke, broken, breaking [ME breken < OE brecan < IE base * bhreg > BREACH, BREECH, Ger brechen, L frangere] 1. to cause to come apart by force; split or crack sharply into pieces; smash; burst 2. a) …
58religion — religionless, adj. /ri lij euhn/, n. 1. a set of beliefs concerning the cause, nature, and purpose of the universe, esp. when considered as the creation of a superhuman agency or agencies, usually involving devotional and ritual observances, and… …
59eye, human — ▪ anatomy Introduction specialized sense organ capable of receiving visual images, which are then carried to the brain. Anatomy of the visual apparatus Structures auxiliary to the eye The orbit The eye is protected from mechanical injury… …
60motion picture, history of the — Introduction history of the medium from the 19th century to the present. Early years, 1830–1910 Origins The illusion of motion pictures is based on the optical phenomena known as persistence of vision and the phi phenomenon. The first …
