Question

describe what the object is doing during segment b. select 1 that apply.
answer 1:

starts at origin
moves forward/away from origin
moves backward/towards the origin
moves with a constant speed of 1m/s
moves with an changing speed
at rest

Explanation:

On a distance-time graph, a horizontal line (constant distance as time increases) means the object's position is not changing, so it is not in motion.

Answer:

:: at rest