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OpenStudy (selena2345):
you are in a train going 90 km/h and another train passes you going in the opposite direction at 90 km/h . Do both cars have the same speed ?
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OpenStudy (anonymous):
yeah. speed is just the magnitude of the velocity
OpenStudy (rock_mit182):
they have the same speed 90km/h, (magnitude of the velocity) but they have different velocities (direction of the vector)
OpenStudy (rock_mit182):
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