Question

A car speeds up from 12.0 m/s to 16.0 m/s in 8.0 s. the acceleration of the car is?

Answer 1

According to sig figs, the answer should be 0.500 m/s^2!

Answer 2

Vi=12m/s Vf=16m/s t=8s a=? a=Vf-Vi/t=16-12/8=4/8=1/2 a=0.5m/s^2