born cross-section
41solids, mechanics of — ▪ physics Introduction science concerned with the stressing (stress), deformation (deformation and flow), and failure of solid materials and structures. What, then, is a solid? Any material, fluid or solid, can support normal forces.… …
42nuclear fusion — fusion (def. 4). [1895 1900] * * * Process by which nuclear reactions between light elements form heavier ones, releasing huge amounts of energy. In 1939 Hans Bethe suggested that the energy output of the sun and other stars is a result of fusion …
43industrial polymers, major — Introduction chemical compounds used in the manufacture of synthetic industrial materials. In the commercial production of plastics, elastomers, man made fibres, adhesives, and surface coatings, a tremendous variety of polymers are… …
44Human Race — Human Race † Catholic Encyclopedia ► Human Race Mankind exhibits differences which have been variously interpreted. Some consider them so great that they regard the varieties of the human race as distinct species; others maintain the… …
45Portal:Organized Labour — Wikipedia portals: Culture Geography Health History Mathematics Natural sciences People Philosophy Religion Society Technology Main page   …
46Newcastle upon Tyne — This article is about the English city. For other uses, see Newcastle. Coordinates: 54°58.440′N 1°36.792′W / 54.974°N 1.6132°W / 54.974; 1 …
47cosmos — /koz meuhs, mohs/, n., pl. cosmos, cosmoses for 2, 4. 1. the world or universe regarded as an orderly, harmonious system. 2. a complete, orderly, harmonious system. 3. order; harmony. 4. any composite plant of the genus Cosmos, of tropical… …
48electromagnetic radiation — Physics. radiation consisting of electromagnetic waves, including radio waves, infrared, visible light, ultraviolet, x rays, and gamma rays. [1950 55] * * * Energy propagated through free space or through a material medium in the form of… …
49spectroscopy — spectroscopist /spek tros keuh pist/, n. /spek tros keuh pee, spek treuh skoh pee/, n. the science that deals with the use of the spectroscope and with spectrum analysis. [1865 70; SPECTRO + SCOPY] * * * Branch of analysis devoted to identifying… …
50Fashions — ▪ 2009 The faltering global economy determined the direction of fashion during 2008. Initially, the euro s significant appreciation against the dollar proved a boon to style conscious travelers who, visiting the U.S. from abroad as the year …
