California
(Encyclopedia)
CE5
California kălˌĭfôrˈnyə [key], most populous state in the United States, located in the Far West; bordered by Oregon (N), Nevada and, across the Colorado River, Arizona (E), Mexico (S), a...
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Nobel Prizes (table)
(Encyclopedia) Nobel Prizes
elementary particles
(Encyclopedia)
CE5
elementary particles, the most basic physical constituents of the universe.
The first subatomic particle to be discovered was the electron, identified in 1897 by J. J. Thomson. After the...
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