polarized relay
71United Kingdom — a kingdom in NW Europe, consisting of Great Britain and Northern Ireland: formerly comprising Great Britain and Ireland 1801 1922. 58,610,182; 94,242 sq. mi. (244,100 sq. km). Cap.: London. Abbr.: U.K. Official name, United Kingdom of Great… …
72United 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… …
73Uruguay — Uruguayan /yoor euh gway euhn, gwuy euhn/, adj., n. /yoor euh gway , gwuy /; Sp. /ooh rddooh gwuy /, n. 1. a republic in SE South America. 3,261,707; 72,172 sq. mi. (186,925 sq. km). Cap.: Montevideo. 2. a river in SE South America, flowing from… …
74Calendar of 2002 — ▪ 2003 January I will not wait on events while dangers gather. I will not stand by as peril draws closer and closer. The United States of America will not permit the world s most dangerous regimes to threaten us with the world s most destructive… …
75Mathematics and Physical Sciences — ▪ 2003 Introduction Mathematics Mathematics in 2002 was marked by two discoveries in number theory. The first may have practical implications; the second satisfied a 150 year old curiosity. Computer scientist Manindra Agrawal of the… …
76Latin America, history of — Introduction history of the region from the pre Columbian period and including colonization by the Spanish and Portuguese beginning in the 15th century, the 19th century wars of independence, and developments to the end of World War II.… …
77cable and satellite — Since the early 1980s, the emergence of cable and satellite broadcasting has triggered a process of change in the structure of British broadcasting. As alternative programme distribution technologies to terrestrial broadcasting, cable and… …
