Question

what is motion? a force that keeps an object floating in water. the force that pulls an object toward the center. a change in position relative to a reference point. a force that keeps an object stationary.

Explanation:

• Option A describes buoyancy, not motion.
• Option B describes centripetal force, not motion.
• Option C: Motion is defined as a change in an object's position relative to a reference point.
• Option D describes a force for static equilibrium, not motion.

Answer:

C. A change in position relative to a reference point.