# If an object is moving at 4 m/s and accelerates to 16 m/s over 3 seconds, what was the object's rate of acceleration?

Mar 12, 2016

#### Answer:

$= 4 m {s}^{-} 2$

#### Explanation:

$a = \frac{v - u}{t} = \frac{16 - 4}{3} = 4 m {s}^{-} 2$