Which of the following five coordinate versus time graphs represents the motion of an object moving with a constant nonzero speed?
A)I
B)II
C)III
D)IV

Question

Which of the following five coordinate versus time graphs represents the motion of an object moving with a constant nonzero speed? 
A)I 
B)II 
C)III 
D)IV

Quizplus · Accepted Answer

Graph II represents an object moving with a constant nonzero speed because it has a constant positive slope, indicating a constant rate of change and therefore a constant speed. The other graphs have sections with zero slope or changing slopes, indicating changes in speed or acceleration.

Which of the Following Five Coordinate Versus Time Graphs Represents