Answer:
1/2 g t^2 = 3 m calculate time for apple to fall 3 m
t = (6 / 9.80)^1/2 = .78 s time for apple to fall 3 m
Sx = Vx t horizontal distance traveled
Vx = 2m / .78 s = 2.6 m/s horizontal speed needed
5.3m questions
6.9m answers