Question

A car slows down from 27.7 m/s
to 10.9 m/s in 2.37 s.
What is its acceleration?

Answer 1

a = (Vf - Vi) / t = (10.9 - 27.7) / 2.37 = -16.8 / 2.37 = -7.09 m/s/s

negative means slowing down

Step-by-step explanation: