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An extraterrestrial spaceship is moving away from the earth after an - JJtheTutor
An extraterrestrial spaceship is moving away from the earth after an unpleasant encounter with its inhabitants. As it departs, the spaceship fires a missile toward the earth. An observer on earth measures that the spaceship is moving away with a speed of 0.585c . An observer in the spaceship measures that the missile is moving away…