A motorcycle slows down from 40 m/s to 20 m/s. If this takes 4 seconds,
what is the motorcycle's acceleration?
A. -5 m/s2
B. -10 m/s2
C. 20 m/s2
D. 20 m/s2

A motorcycle slows down from 40 ms to 20 ms If this takes 4 seconds what is the motorcycles acceleration A 5 ms2 B 10 ms2 C 20 ms2 D 20 ms2 class=

Respuesta :

I believe the answer is A. -5 m/s2

Answer:

a=v-u

t

a= 20-40

4

a= -20

4

a=-5