Question

a aceleração?
de t=0 4m\s t=5 24m\s.

Answer 1

$a = \frac{\Delta v}{\Delta t} \\ \\ a = \frac{(24-4)}{(5-0)} \\ \\ a = \frac{20}{5} \\ \\ \boxed{a=4m/s^{2}}$