While traveling along a highway a driver slows from 48 m/s to 30 m/s in 12 seconds. What is the automobile’s acceleration?

Respuesta :

Answer:

-1.5 m/s^2

Explanation:

Acceleration is Final velocity - Initial Velocity/Time (seconds)

30-48= -18

-18/12 = -1.5

-1.5 m/s^2