first+steps+or+principles
51History of science — History of science …
52human behaviour — Introduction the potential and expressed capacity for physical, mental, and social activity during the phases of human life. Human beings, like other animal species, have a typical life course that consists of successive phases of… …
53publishing, history of — Introduction an account of the selection, preparation, and marketing of printed matter from its origins in ancient times to the present. The activity has grown from small beginnings into a vast and complex industry responsible for the… …
54thermodynamics — thermodynamicist, n. /therr moh duy nam iks/, n. (used with a sing. v.) the science concerned with the relations between heat and mechanical energy or work, and the conversion of one into the other: modern thermodynamics deals with the properties …
55Theoretical ecology — Mathematical models developed in theoretical ecology predict complex food webs are less stable than simple webs.[1]:75–77[2]:64 …
56Richard Cobden — Died Suffolk Street, London Cause of death Asthma and bronchitis Resting place West Lavington, West Su …
57sonata — /seuh nah teuh/, n. Music. a composition for one or two instruments, typically in three or four movements in contrasted forms and keys. [1685 95; < It < L sonata, fem. of sonatus (ptp. of sonare to SOUND1). See SONANT, ATE1] * * * I Musical form… …
58Life Sciences — ▪ 2009 Introduction Zoology In 2008 several zoological studies provided new insights into how species life history traits (such as the timing of reproduction or the length of life of adult individuals) are derived in part as responses to… …
59Bulgaria — /bul gair ee euh, bool /, n. a republic in SE Europe. 8,652,745; 42,800 sq. mi. (110,850 sq. km). Cap.: Sofia. * * * Bulgaria Introduction Bulgaria Background: The Bulgars, a Central Asian Turkic tribe, merged with the local Slavic inhabitants in …
60Egypt — /ee jipt/, n. 1. Arab Republic of. a republic in NE Africa. 64,791,891; 386,198 sq. mi. (1,000,252 sq. km). Cap.: Cairo. Arabic, Misr. Formerly (1958 71), United Arab Republic. 2. an ancient kingdom in NE Africa: divided into the Nile Delta… …
