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Rostow, Walt Whitman
(Encyclopedia)Rostow, Walt Whitman, 1916–2003, U.S. economist and government official, brother of Eugene Rostow, b. New York City. A Yale Ph.D. (1940) and Rhodes scholar, he served (1942–45) with the covert Off...Whitman Mission National Historic Site
(Encyclopedia)Whitman Mission National Historic Site: see National Parks and Monuments (table)national parks and monuments (table); Whitman, Marcus. ...Knight, Sarah Kemble
(Encyclopedia)Knight, Sarah Kemble, 1666–1727, American teacher, b. Boston. She was known as Madam Knight in connection with her writing school and her work as a recorder of public documents. Her famous Private J...hydroelectric power
(Encyclopedia)hydroelectric power: see power, electric; water power. ...reactive power
(Encyclopedia)reactive power: see power, electric. ...power, electric
(Encyclopedia)power, electric, energy dissipated in an electrical or electronic circuit or device per unit of time. The electrical energy supplied by a current to an appliance enables it to do work or provide some ...Marlborough, Sarah Churchill, duchess of
(Encyclopedia)Marlborough, Sarah Churchill, duchess of, 1660–1744, confidante of Queen Anne of England. Born Sarah Jennings, she was a childhood friend of Princess Anne. In 1677 she married John Churchill, later ...police power
(Encyclopedia)police power, in law, right of a government to make laws necessary for the health, morals, and welfare of the populace. The term has greatest currency in the United States, where it has been defined b...Jennings, Sarah, duchess of Marlborough
(Encyclopedia)Jennings, Sarah, duchess of Marlborough: see Marlborough, Sarah Churchill, duchess of. ...water power
(Encyclopedia)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 fa...Browse by Subject
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