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How much momentum does a spaceship carrying rocks have?.
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If two students are running down the hall toward each other, trying to get to class, and they have the same mass and acceleration, what will happen when they collide? will their forces cancel out or will each one experience a reaction?
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Point charges q1 = 51 µc and q2 = −27 µc are placed 1.0 m apart, with q2 on the right. what is the force (in n) on a third charge q3 = 19 µc placed midway between q1 and q2? (assume the positive direction is to the right. indicate the direction with the sign of your answer.)
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If an electric circuit is not grounded it is best to reach out and touch it to provide the ground a.true or b.false
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Physics, 22.06.2019 16:00
What is friction? how does it affect the motion of an object?
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How much momentum does a spaceship carrying rocks have?....
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