Answer: The answer will be A
Explanation:
There is acceleration in all cases velocity changes. In options b and c the speed is constant, then there is no acceleration. In option a, the car was moving and then stop, therefore, its speed decrease to zero, and that represent an acceleration.
Answer:
For every action, there is an equal and opposite reaction
Explanation:
I think mathematically it should be 6 m
6m I guess