The force of attraction that the earth exerts on all objects is called mass weight gravity inertia

Why is the energy that results from a roller coaster's position at the top of a hill referred to as potential energy?

Arrange the images in order to show how lake-effect snow occurs.

An object resting on a table weighs 100 n. with what force is the object pushing on the table? with what force is the table pushing on the object? explain how you got your answer.