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geography
(Encyclopedia)geography, the science of place, i.e., the study of the surface of the earth, the location and distribution of its physical and cultural features, the areal patterns or places that they form, and the ...Nevada
(Encyclopedia) CE5 Nevada nəvădˈə, –vä– [key], far western state of the United States. It is bordered by Utah (E), Arizona (SE), California (SW, W), and Oregon and Idaho (N). In the 20th cent. the ...Czechoslovakia
(Encyclopedia) CE5 Czechoslovakia chĕsˈkōslōvĕnˌskō [key], former federal republic, 49,370 sq mi (127,869 sq km), in central Europe. On Jan. 1, 1993, the Czech Republic and the Slovak Republic (see Slovaki...physics
(Encyclopedia)physics, branch of science traditionally defined as the study of matter, energy, and the relation between them; it was called natural philosophy until the late 19th cent. and is still known by this na...chemistry
(Encyclopedia)chemistry, branch of science concerned with the properties, composition, and structure of substances and the changes they undergo when they combine or react under specified conditions. Organic chemi...electricity
(Encyclopedia) CE5 Electrical and radio symbols electricity, class of phenomena arising from the existence of charge. The basic unit of charge is that on the proton or electron—the proton's charge is designate...Paris, city, France
(Encyclopedia)Paris pârˈĭs, Fr. pärēˈ [key], city (1999 pop. 2,115,757; metropolitan area est. pop. 11,000,000), N central France, capital of the country, on the Seine River. It is the commercial and industri...elementary particles
(Encyclopedia) CE5 elementary particles, the most basic physical constituents of the universe. The first subatomic particle to be discovered was the electron, identified in 1897 by J. J. Thomson. After the...Nobel Prizes (table)
(Encyclopedia)Nobel PrizesKenya
(Encyclopedia) CE5 Kenya kĕnˈyə, kēnˈ– [key], officially Republic of Kenya, republic (2015 est. pop. 47,236,000), 224,960 sq mi (582,646 sq km), E Africa. Kenya is bordered by Somalia on the east, the Indi...Browse by Subject
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