When a bus is accelerating, it must be
A
changing its speed
B
changing its velocity
C
changing its position
D
changing its direction
Verified Correct Answer: B.
Step-by-Step Mathematical Solution
Acceleration is defined as the rate of change of velocity. This means a bus can accelerate by changing its speed, direction, or both. However, the most general definition of acceleration involves a change in velocity.
Source: WAEC / JAMB / NECO Classroom Archive (Record #70357)