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5/40 MCQs for:
Dynamics: Newton’s Laws of Motion
A horizontal force accelerates a box from rest across a horizontal surface (friction is present) at a constant rate. The experiment is repeated, and all conditions remain the same with the exception that the horizontal force is doubled. What happens to the box's acceleration?
An object of mass m is hanging by a string from the ceiling of an elevator. The elevator is moving upward, but slowing down. What is the tension in the string?

If you push a 4.0 kg mass with the same force that you push a 10 kg mass from rest,

A person on a scale rides in an elevator. If the mass of the person is 60.0 kg and the elevator accelerates upward with an acceleration of 4.90 m/s², what is the reading on the scale?

You are standing in a moving bus, facing forward, and you suddenly fall forward. You can imply from this that the bus's: