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Albuquerque
(Encyclopedia) Albuquerque Albuquerque ălˈbəkûrˌkē [key], city (2020 pop. 564,559), seat of Bernalillo co., W central N.Mex., on the upper Rio Grande; inc. 1890. The…electromagnet
(Encyclopedia) CE5 Electromagnet electromagnet, device in which magnetism is produced by an electric current. Any electric current produces a magnetic field, but the field near an ordinary…Draper, John William
(Encyclopedia) Draper, John William, 1811–82, American scientist, philosopher, and historian, b. near Liverpool, England, M.D. Univ. of Pennsylvania, 1836. In 1839 he became professor of chemistry at…ultrasonics
(Encyclopedia) ultrasonics, study and application of the energy of sound waves vibrating at frequencies greater than 20,000 cycles per second, i.e., beyond the range of human hearing. The application…windmill
(Encyclopedia) windmill, apparatus that harnesses wind power for a variety of uses, e.g., pumping water, grinding corn, driving small sawmills, and driving electrical generators. Windmills were…nutrition
(Encyclopedia) nutrition, study of the materials that nourish an organism and of the manner in which the separate components are used for maintenance, repair, growth, and reproduction. Nutrition is…matter
(Encyclopedia) matter, anything that has mass and occupies space. Matter is sometimes called koinomatter (Gr. koinos=common) to distinguish it from antimatter, or matter composed of antiparticles…solid waste
(Encyclopedia) solid waste, discarded materials other than fluids. In the United States in 1996, nearly 210 million tons—about 4.3 lb. (2 kg) per person daily (up from 2.7 lb./1.2 kg in 1960)—were…Stoltenberg, Jens
(Encyclopedia) Stoltenberg, JensStoltenberg, Jensyĕns stōlˈtĕnbĕrk [key], 1959–, Norwegian political leader, b. Oslo. An economist, he graduated (1987) from the Univ. of Oslo and taught (1989–90)…Sprague, Frank Julian
(Encyclopedia) Sprague, Frank JulianSprague, Frank Juliansprāg [key], 1857–1934, American electrical engineer, b. Milford, Conn., grad. Annapolis, 1878. He was an assistant to Thomas Edison in 1883…Trending
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