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Albert Einstein ( / ˈaɪnstaɪn / EYEN-styne; [4] German: [ˈalbɛɐt ˈʔaɪnʃtaɪn] ⓘ; 14 March 1879 – 18 April 1955) was a German-born theoretical physicist who is widely held to be one of the greatest and most influential scientists of all time. Best known for developing the theory of relativity, Einstein also made important ...
The Pima County Sheriff's Department (PCSD) is an American law enforcement agency that serves the unincorporated areas of Pima County, Arizona. It serves the seventh largest county in the nation. [1] It operates six district offices and three smaller satellite offices. The Corrections Bureau has four facilities which houses on average 1,850 ...
Robin Williams. On September 30, 1988, the Space Shuttle Discovery ( STS-26) crew started its day with a wakeup call from Williams imitating his character Adrian Cronauer in the 1987 film Good Morning, Vietnam. Robin McLaurin Williams (July 21, 1951 – August 11, 2014) was an American actor and comedian.
Virginia Ann Earp (b. 1858) Adelia Earp (b. 1861) Signature. Wyatt Berry Stapp Earp (March 19, 1848 – January 13, 1929) was an American lawman and gambler in the American West, including Dodge City, Deadwood, and Tombstone. Earp was involved in the famous gunfight at the O.K. Corral, during which lawmen killed three outlaw Cochise County Cowboys.
Mohandas Karamchand Gandhi ( ISO: Mōhanadāsa Karamacaṁda Gāṁdhī; [pron 1] 2 October 1869 – 30 January 1948) was an Indian lawyer, anti-colonial nationalist and political ethicist who employed nonviolent resistance to lead the successful campaign for India's independence from British rule.
Uses. Reusable writing surface on which text or drawings are made. A blackboard or a chalkboard is a reusable writing surface on which text or drawings are made with sticks of calcium sulphate or calcium carbonate, known, when used for this purpose, as chalk. Blackboards were originally made of smooth, thin sheets of black or dark grey slate stone.
Chalkboard scraping. Scraping a chalkboard (also known as a blackboard) with one's fingernails produces a sound and feeling which most people find extremely irritating. The basis of the innate reaction to the sound has been studied in the field of psychoacoustics (the branch of psychology concerned with the perception of sound and its ...
Grand Canyon University. Grand Canyon University ( GCU) is a private for-profit Christian university in Phoenix, Arizona . The university offers degrees in over 200 areas of study and is administratively divided into 9 separate colleges. [7]