(Encyclopedia) conglomerate, in geology, sedimentary rock composed largely of pebbles or other rounded particles whose diameter is larger than 2 mm (.08 in.). Essentially a cemented gravel,…
(Encyclopedia) boulder, large rock fragment formed by detachment from its parent consolidated rock by weathering and erosion. In engineering and geology, especially in the United States, the term is…
(Encyclopedia) mesamesamāˈsə [key] [Span.,=table], name given in the SW United States to a small, isolated tableland or a flat-topped hill. Two or more of the sides are steep and usually…
(Encyclopedia) batholith, enormous mass of intrusive igneous rock, that is, rock made of once-molten material that has solidified below the earth's surface (see rock). Batholiths usually are granitic…
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The worst tragedy in modern Olympic history
by Mike Morrison The Munich Olympics in 1972 were marred by terrorism. (Source: AP) Related Links Olympics Overview 2012…
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FactMonster.com (formerly known as Infopleasekids.com) was launched in August 2000 by Information Please. Fact Monster and its Homework Center have received national recognition for…
African-American track star and three-time gold medallist
by John Gettings Wilma Rudolph (foreground) wins a relay race in the 1960 Rome Olympics. (Source: AP) Related Links…
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