Question

A trunk that is stopped on the road has to been pushed hard to get motion
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Answer 1

Answer:

To put quite simply, a force involves a push or a pull. Exerting a force on an object will cause that object to accelerate. ... Because the wall is heavy, the force you exert on it does not move the wall noticeably. However, being much lighter, you will be probably be moved by the force that the wall exerts on you.