Question

The distance versus time graph for Object A and Object B are shown.

A graph titles Distance vs Time. A straight slanting line is drawn through point 10 on y axis and this line is labeled Object A. The graph for Object B has steps

Which object is moving with constant speed?

A. Object A but not Object B
B. Object B but not Object A
C. Both Object A and Object B
D. Neither Object A or Object B

Answer 1

The answer is A.

Step-by-step explanation:

This is a translation of the other answer

Answer 2

A. Object A but not Object B

Step-by-step explanation:

Speed = distance/time

A straight slanting line indicates a constant speed.

A horizontal line means that the distance is not changing, that is, the object has stopped.

The graph for Object B shows that it starts and stops repeatedly.