Question

if a distance-time graph is a straight line parallel to time-axis then it means

Answer 1

When the slope of distance-time graph is a straight line parallel to time axis, the object is moving with uniform motion. Question : 14 - What can you say about the motion of an object if its

Answer 2

It means that the Object is not moving i.e. the Object is at rest...It is not covering any distance...
Hope my answer will be helpful to you...