Question

Which of the following has a positive acceleration?

A. A car sits at rest at a stop sign.
B. A car is slowing down as it approaches a traffic light. a
C. A car increases its speed moving forward.
D. A car is in cruise control at a constant speed.
please, do not delete answer ​

Answer 1

Step-by-step explanation:

Question

Which of the following has a positive acceleration?

A. A car sits at rest at a stop sign.

B. A car is slowing down as it approaches a traffic light. a

C. A car increases its speed moving forward.

D. A car is in cruise control at a constant speed.

Positive acceleration is when there is a positive increase in velocity over time.

C. is the only choice that shows a positive increase in velocity over time.

A. and D. show NO change in velocity, while B. shows a negative change.

Answer 2

C

Step-by-step explanation:

Because the car is moving forward with an increasing velocity, it has a positive acceleration.