Question

how does the video define motion?*a. a change in an objects colorb. a change in an objects positionc. a constant speed over timed. the total force acting on an object

Explanation:

Motion is defined as a change in an object's position over time. Option A (change in color) is related to visual appearance, not motion. Option C (constant speed over time) is about speed, not the general definition of motion. Option D (total force acting on an object) is related to forces, not motion itself.

Answer:

B. A change in an object’s position