please answer for brainliest I tried to answer some of it so that way it would be easier for you to answer the question

please answer for brainliest I tried to answer some of it so that way it would be easier for you to answer the question class=

Respuesta :

Answer:

~ 1 second

Explanation:

y = vo t + 1/2 at^2     vo = 0  ( it starts from rest)   a = -9.81 m/s^2   y = 4.82 m

4.82 = 1/2 ( 9.81) t^2

t^2 = .98267

t=.99   =  ~ 1 second