Question

a punter kicks a ball. if the punt lands 30 meters from the punter with 3 seconds of hang time, how fast was the initial kick?

Answer 1

20m s-1 or 20m/s

Step-by-step explanation:

s=30

v=0 cause it lands

t=3

need to find u

so

use s=[1/2][v+u][t]

30=[1/2][0+u][3]

20=u

u=20m s-1