Suppose that a car traveling to the west begins to slow down as it approaches a traffic light.Which of the following statements about its acceleration is correct?
A)The acceleration is toward the east.
B)Since the car is slowing down,its acceleration must be negative.
C)The acceleration is zero.
D)The acceleration is toward the west.

Question

Quizplus · Accepted Answer

When a car slows down while traveling west, its acceleration is in the opposite direction of its motion, which means it is toward the east. Acceleration is defined as the rate of change of velocity, and since the car is decelerating, the change in velocity is in the direction opposite to its motion.

Suppose That a Car Traveling to the West Begins to Slow