The normal force measured by a scale is the mass of a person the magnitude of a person's true weight the magnitude of a person's apparent weight the magnitude of the net force on a person

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Q: 10. How much work is done to accelerate a 2,500 kg car from rest to a velocity of 27 m/s? W=911250 J…

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Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!