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scale, in cartography
(Encyclopedia) scale, in cartography, the ratio of the distance between two points on a map to the real distance between the two corresponding points portrayed. The scale may be expressed in three…atrophy
(Encyclopedia) atrophyatrophyătˈrəfē [key], diminution in the size of a cell, tissue, or organ from its fully developed normal size. Temporary atrophy may occur in muscles that are not used, as when…silt
(Encyclopedia) silt, predominantly quartz mineral particles that are between sand size and clay size, i.e., between 1&fslsh;16 and 1&fslsh;256 mm (1&fslsh;406 –1&fslsh;6502 in.) in…Chad, Lake
(Encyclopedia) Chad, LakeChad, Lakechăd, chäd [key], N central Africa. It lies mainly in Chad and Cameroon. Some 550 sq mi (1,425 sq km) in area in 2003, the shallow lake has been greatly reduced in…hypertrophy
(Encyclopedia) hypertrophyhypertrophyhīpûrˈtrəfē [key], enlargement of a tissue or organ of the body resulting from an increase in the size of its cells. Such growth accompanies an increase in the…ergonomics
(Encyclopedia) ergonomics, the engineering science concerned with the physical and psychological relationship between machines and the people who use them. The ergonomicist takes an empirical…Oxford sheep
(Encyclopedia) Oxford sheep, relatively large-bodied, hornless breed developed in England using crosses between Hampshire and Cotswold sheep. The breed was selected for size and productivity. It has…Distribution of Extended Mass Layoff Events and Separations by Size of Layoff, 1999–2000
Number of workers Layoff events Separations Number Percent1 Number Percent1 1999 2000 1999…Writing Out Decimal Expansion of a Square Root to Find Size of Irrational Numbers
Students can locate irrational numbers approximately on a number line diagram, and estimate the value of expressions.Roth, Frederick George Richard
(Encyclopedia) Roth, Frederick George Richard, 1872–1944, American animal sculptor, b. Brooklyn, N.Y., educated at Bremen, Germany, and studied art in Vienna and Berlin. His elephants, dogs, and…