laws of motion examples

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A person pushes against a wall, and the wall exerts an equal and opposite force against the person.

Objects that establish orbit around the earth, like satellites, continue on their trajectory

Passengers travelling by train fall forward when the train applies sudden brake

A spring scale is used to apply 4 N of force to a toy car with a mass of 0.3 kg. What is the acceleration of the toy car to the nearest tenth m/s2 ?

An object of mass 10 kg is accelerated upward at 2 m/s2. What force is required?

The right end of the right rope pulls leftward on the elephant's body; its body pulls rightward on the right end of the right rope.

If pulled quickly, a tablecloth can be removed from underneath of dishes. The dishes have the tendency to remain still as long as the friction from the movement of the tablecloth is not too great.

The force is 256 N and the acceleration is 8. What is the mass of the object?