Question

An object originally at rest is uniformly accelerated to a speed of 8.0 meters per second in 2.0 seconds. What is the acceleration of the object?

\large acceleration=\frac{v_{final}-v_{initial}}{time}0.25 m/s2

(1 point)
Responses

6 m/s2
6 m/s 2

4.0 m/s2
4.0 m/s 2

0.25 m/s2
0.25 m/s 2

10.m/s2

Answer 1

a = (v_f − v_i)/t = (8.0 − 0)/2.0 = 4.0 m/s²

Answer: 4.0 m/s².