Question

Which of the following situation below shows acceleration? *
1 point

A. A car running at a constant speed of 60 km/hr. in a straight line.

B. A bus starts from rest and reach the speed of 80km/hr.

C. A boy walking down the street with a constant speed pushing a cart.

D. A father running at the maximum speed continuously to save his leg from a barking dog.​

Answer 1

Answer:

B.

Explanation:

A, C, and D are not accelerating. In order to accelerate, the object has to increase its speed. Those examples are objects/people going at a constant speed, not changing.