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Electric charge - Wikipedia, the free encyclopedia
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Charge (physics) - Wikipedia, the free encyclopedia
In physics, a charge may refer to one of many different quantities, such as the electric charge in electromagnetism or the color charge in quantum chromodynamics. Charges are associated with conserv...
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1. Name the three principle electric charges and their charges. ... 3. Explain how an object can develop an overall electric charge. ... 4. Define electric field.
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Britannica online encyclopedia article on electric charge (physics), basic property of matter carried by some elementary particles. Electric charge, which can be positive or negative, occurs in discrete natural units and is neither created nor destroyed. ... Electric charge is conserved: in any isolated system,
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Free Online Library: Timeless machine detects electric charge.(researchers develop miniature electrometer, Brief Article) by "Science News"; Science and technology, general Electrometer Innovations Electrometers ... The new device, which moves in response to tiny amounts of electric charge, is "quite similar in principle"
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Free Online Library: Red laser light gets an electric charge. (new semiconductor laser could be used in optical information processing) (Brief Article) by "Science News"; Science and technology, general Semiconductor lasers Innovations ... ; Lasers - devices that produce intense monochromatic ... Sandia National Laboratories,
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