Question

Which of the following is the best definition of inertia?

Objects resist changes in their state of motion.
Objects at rest easily start to move.
Objects in motion resist changes in acceleration.
Objects in motion resist gravity.

Answer 1

I just took the same test ad the correct answer is A "objects resist changes in their state of motion"

Answer 2

Inertia is an object to resist a change in motion. So the correct answer to your question is "Objects resist changes in their state of motion."