How long does a ball take to reach the ground 7 m below, if it is thrown straight up with an initial speed of 2.00 m/s?
1 Answer
Oct 29, 2014
u=2m/s
a= -g = -10m/
S= -7m
t= ?
As t can't be negative, t = 7/5 s = 1.4s.
Therefore, t = 1.4s