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Physics, 23.06.2019 08:30 janeou17xn
Amoving freight car collides with an identical one that is at rest. if momentum is conserved, what happens to the second car after the collision? it attains the same speed as the first car. it moves at half the speed of the first car. it moves at twice the speed of the first car.
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Amoving freight car collides with an identical one that is at rest. if momentum is conserved, what h...
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