Answer:
The pumpkin's vertical displacement is H=27.76m
The pumpkin's vertical velocity when it hits the ground is v=23.32m/s
Step-by-step explanation:
x=v*t
9.5=4*t
t=2.38s
H=vi(t)+1/2at^2
H=1/2at^2
H=1/2(9.8)(2.38)^2=27.76
vf=vi+at
vf=2.38(9.8)
vf=23.32m/s