A stone rolls down a sloping hillside.The normal force that the surface of the hill exerts on the stone is equal to the stone's weight.

Question

Quizplus · Accepted Answer

The normal force that the surface of the hill exerts on the stone is equal and opposite to the component of the stone's weight perpendicular to the surface of the hill. Therefore, the normal force is less than the weight of the stone.

A Stone Rolls Down a Sloping Hillside