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Hobsbawm, Eric John Ernest

(Encyclopedia) Hobsbawm, Eric John Ernest , 1917–2012, British Marxist historian, b. Alexandria, Egypt. Educated at Cambridge (Ph.D., 1951), he joined the Communist party there in 1936. He served in…

kettle

(Encyclopedia) kettle, oval depression found in glacial moraines, which are landforms made up of rock debris. When a glacier melts and draws away from an area, a block of ice may break off and be…

Kara Sea

(Encyclopedia) Kara SeaKara Seakärˈə [key], Rus. Karskoye More, shallow section of the Arctic Ocean, off N Russia, between Severnaya Zemlya and Novaya Zemlya. It has an average depth of 420 ft (128 m…

Kluane National Park

(Encyclopedia) Kluane National ParkKluane National Parkkl&oomacr;ānˈ [key], c.8,500 sq mi (22,000 sq km), SW Yukon, Canada, between Kluane Lake and the British Columbia and Alaska borders; est.…

Little America

(Encyclopedia) Little America, base for Antarctic exploring expeditions, Antarctica, on the Ross Ice Shelf, S of the Bay of Whales. Richard E. Byrd, a U.S. explorer, established and named Little…

Graham Land

(Encyclopedia) Graham Land, part of the Antarctic Peninsula, W Antarctica. This ice-covered, mountainous area was thought to be a group of islands but further exploration (1934) showed it to be…

melting point

(Encyclopedia) melting point, temperature at which a substance changes its state from solid to liquid. Under standard atmospheric pressure different pure crystalline solids will each melt at a…

latent heat

(Encyclopedia) latent heat, heat change associated with a change of state or phase (see states of matter). Latent heat, also called heat of transformation, is the heat given up or absorbed by a unit…

Enceladus

(Encyclopedia) EnceladusEnceladusĕnsĕlˈədəs [key], in astronomy, one of the named moons, or natural satellites, of Saturn. Also known as Saturn II (or S2), Enceladus is 310 mi (500 km) in diameter,…

food additives

(Encyclopedia) food additives, substances added to foods by manufacturers to prevent spoilage or to enhance appearance, taste, texture, or nutritive value. By quantity, the most common food additives…