Question

A helicopter’s speed increases from 30 m/s to 40 m/s in 5 seconds.

What is the acceleration of this helicopter?

______m/s2

Answer 1

The answer is 2m/s2

Explanation:

i got it right

Answer 2

2m/s^2

Explanation:

the difference between 30 and 40 is 10. divide 10 by 5 and you get 2