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New Madrid Fault System
(Encyclopedia)New Madrid Fault System: see under New Madrid, Mo. ...New York State Canal System
(Encyclopedia)New York State Canal System, waterway system, 524 mi (843 km) long, traversing New York state and connecting the Great Lakes with the Finger Lakes, the Hudson River, and Lake Champlain. The waterway, ...National Estuarine Research Reserve System
(Encyclopedia)National Estuarine Research Reserve System: see under National Marine Sanctuary Program. ...court system in the United States
(Encyclopedia)court system in the United States, judicial branches of the federal and state governments charged with the application and interpretation of the law. The U.S. court system is divided into two administ...exoplanet
(Encyclopedia)exoplanet or extrasolar planet, a planet located outside the solar system. See planet; planetary system. ...nebular hypothesis
(Encyclopedia)nebular hypothesis: see solar system. ...tidal theory
(Encyclopedia)tidal theory: see solar system.protoplanet theory
(Encyclopedia)protoplanet theory: see solar system. ...encounter theory
(Encyclopedia)encounter theory, in astronomy, see solar system. ...Kitt Peak National Observatory
(Encyclopedia)Kitt Peak National Observatory, astronomical observatory located southwest of Tucson, Ariz.; it was founded in 1958 under contract with the National Science Foundation and is administered by the Assoc...Browse by Subject
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