compensating action
11motion picture, history of the — Introduction history of the medium from the 19th century to the present. Early years, 1830–1910 Origins The illusion of motion pictures is based on the optical phenomena known as persistence of vision and the phi phenomenon. The first …
12Bartolomeo Cristofori — Photo of a 1726 portrait of Bartolomeo Cristofori. The original was lost in the Second World War. Bartolomeo Cristofori di Francesco (May 4, 1655 – January 27, 1731) was an Italian maker of musical instruments, generally regarded as the inventor… …
13Catholic Probabilism — Probabilism, in Catholic moral theology, provides a way of answering the question about what to do when one does not know what to do. Probabilism proposes that one can follow a probable opinion regarding whether an act may be performed morally,… …
14Zimbabwe — Zimbabwean, adj., n. /zim bahb way, wee/, n. 1. Formerly, Southern Rhodesia, Rhodesia. a republic in S Africa: a former British colony and part of the Federation of Rhodesia and Nyasaland; gained independence 1980. 11,423,175; 150,330 sq. mi.… …
15Brass instrument — A brass instrument is a musical instrument whose tone is produced by vibration of the lips as the player blows into a tubular resonator. They are also called labrosones , literally meaning lip vibrated instruments (Baines, 1993).There are two… …
16Running — Runner redirects here. For other uses, see Runner (disambiguation). This article is about the type of locomotion in humans. For running in horses, see Horse gait. For locomotion in dogs, see Gait (dog). For general locomotion, see Gait. For other …
17Lorentz ether theory — What is now called Lorentz Ether theory ( LET ) has its roots in Hendrik Lorentz s Theory of electrons , which was the final point in the development of the classical aether theories at the end of the 19th and at the beginning of the 20th century …
18United Kingdom — a kingdom in NW Europe, consisting of Great Britain and Northern Ireland: formerly comprising Great Britain and Ireland 1801 1922. 58,610,182; 94,242 sq. mi. (244,100 sq. km). Cap.: London. Abbr.: U.K. Official name, United Kingdom of Great… …
19United States — a republic in the N Western Hemisphere comprising 48 conterminous states, the District of Columbia, and Alaska in North America, and Hawaii in the N Pacific. 267,954,767; conterminous United States, 3,022,387 sq. mi. (7,827,982 sq. km); with… …
20endocrine system, human — ▪ anatomy Introduction group of ductless glands (gland) that regulate body processes by secreting chemical substances called hormones (hormone). Hormones act on nearby tissues or are carried in the bloodstream to act on specific target organs… …
