A sheet of paper can be pulled from beneath a box of cereal without toppling it if the paper is jerked quickly. This best demonstrates that
A)the box has no acceleration.
B)there is an action-reaction pair of forces.
C)gravity tends to hold the box secure.
D)the box has inertia.

Question

Quizplus · Accepted Answer

This situation demonstrates the concept of inertia, which is the tendency of an object to resist changes in its motion. The box of cereal has a certain amount of inertia, and when the paper is quickly pulled out from underneath it, the box remains in place due to its resistance to the sudden change in motion.

A Sheet of Paper Can Be Pulled from Beneath a Box