1. On a graph showing distance versus time, a horizontal line represents an object that is
a. moving at a constant speed
c. increasing its speed
b. decreasing its speed
d. not moving at all

2. When can distance and displacement be equal?
a. if both have the returned to the same position.
b. if distance is greater than displacement.
c. if displacement is zero.
d. if both are moving in a straight line.

3. Which of the following is NOT true about an object moving at constant speed?
a. The object is not accelerating.
b. Its speed is zero.
c. The distance travelled increases uniformly.
d. Its speed stays the same throughout the travel.

nonsense=report​