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Physics, 22.06.2019 19:00
According to an observer on earth, planet x is stationary. maria and samir depart earth on their spaceships at the same time, each flying at 0.5c. maria flies toward planet x and samir flies in the opposite direction. according to maria, her voyage to planet x takes 9 years. how many years does maria's voyage take according to samir?
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What happens to light when it strikes the inside surface of a smooth, curved mirror?
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The electric potentiol is constabt through a given region of space. is the electric field zero, or n...
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