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71Cello — This article is about the stringed musical instrument. For other uses, see Cello (disambiguation). Cello Cello, front and side view String Other names Violoncello Hornbos …
72Formula One car — A modern Formula One car is a single seat, open cockpit, open wheel race car with substantial front and rear wings, and engine positioned behind the driver. The regulations governing the cars are unique to the championship. The Formula One… …
73printing — /prin ting/, n. 1. the art, process, or business of producing books, newspapers, etc., by impression from movable types, plates, etc. 2. the act of a person or thing that prints. 3. words, symbols, etc., in printed form. 4. printed material. 5.… …
74Fred Singer — S. Fred Singer Born September 27, 1924 (1924 09 27) (age 87) Vienna, Austria Nationality Austrian, American Education B.E.E electrical engineering (1943) A.M. physics (1944) Ph.D. physics (1948) …
75Inventions in medieval Islam — A significant number of inventions were developed in the medieval Islamic world, a geopolitical region that has at various times extended from Al Andalus and Africa in the west to the Indian subcontinent and Malay Archipelago in the east.… …
76chemoreception — chemoreceptive /kee moh ri sep tiv, kem oh /, adj. /kee moh ri sep sheuhn, kem oh /, n. the physiological response to chemical stimuli. [1915 20; CHEMO + RECEPTION] * * * Sensory process by which organisms respond to external chemical stimuli, by …
77earth — /errth/, n. 1. (often cap.) the planet third in order from the sun, having an equatorial diameter of 7926 mi. (12,755 km) and a polar diameter of 7900 mi. (12,714 km), a mean distance from the sun of 92.9 million mi. (149.6 million km), and a… …
78spectroscopy — 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… …
79chemical compound — Introduction any substance composed of identical molecules consisting of atoms (atom) of two or more chemical elements (chemical element). All the matter in the universe is composed of the atoms of more than 100 different chemical elements …
80Tobacco packaging warning messages — Smoking warning on the back of a cigarette pack, in Australia Tobacco packaging warning messages are health warning messages that appear on the packaging of cigarettes and other tobacco products. They have been implemented in an effort to enhance …
