a wagon passes above us in a spaceship with a length of 87 m at a speed of 1 500,000 m/s how far is the spaceship observed from earth at the same speed as it is experienced by the wagons on the ship
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a wagon passes above us in a spaceship with a length of 87 m at a speed of 1 500,000 m/s
how far is the spaceship observed from earth at the same speed as it is experienced by the wagons on the ship
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