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Hydroelectric Power
Hydroelectric Power. Electricity generated through the use of waterwheels or hydraulic turbines is known as hydroelectric power. In the early 1880s, small water‐powered mills were utilized to produce direct current (DC) electricity. However, the full potential of hydroelectric power was not r...
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Androscoggin
Androscoggin , river, c.175 mi (280 km) long, rising in NE N.H., flowing south and east to enter the Atlantic Ocean at Bath, Maine. Hydroelectric plants, using the river's steep gradient, supply power to nearby towns. The area is a major pulp and paper producer; the practice of floating logs downstr...
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water power
water power mechanical energy derived from falling or flowing water, e.g., rivers, streams, and the overflow of dams. The wooden water wheel , long utilized for driving machinery in flour mills and factories, was largely supplanted by the steam engine in the early 19th cent. In modern practice, wa...
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Tennessee Valley Authority
Tennessee Valley Authority (TVA), independent U.S. government corporate agency, created in 1933 by act of Congress; it is responsible for the integrated development of the Tennessee River basin. The history of TVA began in the early 1920s, when Senator George William Norris sponsored a plan to ha...
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power
power in physics, time rate of doing work or of producing or expending energy . The unit of power based on the English units of measurement is the horsepower , devised for describing mechanical power by James Watt, who estimated that a horse can do 550 ft-lb of work per sec; a foot-pound is the...
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Douro
Douro or Duero , river, c.475 mi (765 km) long, rising in the Sierra de Urbión, N central Spain. It flows W across N Spain, then southwest to form part of the Spanish-Portuguese border before flowing W across N Portugal to the Atlantic Ocean at Pôrto. One of the longest rivers of th...
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Chattahoochee
Chattahoochee , river, 436 mi (702 km) long, rising in N Ga., and flowing generally SW to the Ala.-Ga. border and then S along it to join the Flint River in Lake Seminole on the Ga.-Fla. line; the combined waters form the Apalachicola River, c.90 mi (140 km) long, which flows S to Apalachicola Bay, ...
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Saint Croix
Saint Croix 1 River, 75 mi (121 km) long, rising in the Chiputneticook Lakes and flowing SE to Passamaquoddy Bay, forming part of the U.S.-Canada border; navigable to Calais, Maine. The river is used for power and to float logs downstream. In 1604, French explorer Samuel de Champlain helped est...
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maya
maya , in Hinduism, term used in the Veda to mean magic or supernatural power. In Mahayana Buddhism it acquires the meaning of illusion or unreality. The term is pivotal in the Vedanta system of Shankara, where it signifies the world as a cosmic illusion and also the power that creates the world...
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maya
maya , in Hinduism, term used in the Veda to mean magic or supernatural power. In Mahayana Buddhism it acquires the meaning of illusion or unreality. The term is pivotal in the Vedanta system of Shankara, where it signifies the world as a cosmic illusion and also the power that creates the world...
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