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An observer sees two spaceships flying apart with speed 0.99c. what is the speed of one spaceship as viewed by the other?
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An isotope undergoes radioactive decay by emitting radiation that has a –1 charge. what other characteristic does the radiation have?
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Two point charges are separated by a certain distance. how does the strength of the electric field produced by the first charge, at the position of the second charge, change if the second charge is doubled? a. the field does not change b. the field strength decreases by half. c. the field strength doubles d. the field strength quadruples
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Decreased sensitivity to an unchanging stimulus is known as
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An observer sees two spaceships flying apart with speed 0.99c. what is the speed of one spaceship as...
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