A slingshot is used to launch a stone horizontally from the top of a 20.0 meter cliff. The stone lands 36.0 meters away. At what speed was the stone launched ?

ANSWERS

2021-04-10 08:18:13

s = 1/2 x a x t^2 time taken to drop down t = √2s/a = √(2(20)/9.8) = 2.02 seconds time taken to travel horizontally 36 meters = 2.02 s velocity = s/t = 36/2.02 = 17.8 m/s

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