If you are carrying a heavy bag of groceries and bang your hand against the wall, the concept that best explains why you are hurt is
A)inertia.
B)gravity.
C)acceleration.
D)resistance.
E)none of the above

Question

Quizplus · Accepted Answer

Inertia is the tendency of an object to resist any change in its motion. When you bang your hand against the wall, the wall exerts a force on your hand, but your hand's inertia resists this force and causes it to hurt.

If You Are Carrying a Heavy Bag of Groceries and Bang