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Physics, 10.09.2019 17:20 heidiburgos1own6c0
Astarship travels to a planet that is 20 light years away. the astronauts stay on the planet for 2.0 years before returning at the same speed and they are greeted back on earth 52 years after they left. assume that the time needed to accelerate and decelerate is negligible. how much have the astronauts aged? (a) 15 years, (b) 20 years, (c) 22 years, (d) 30 years, (e) 32 years.
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Astarship travels to a planet that is 20 light years away. the astronauts stay on the planet for 2.0...
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