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mastershake15
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Homework Statement
A person standing on a cliff throws a stone with a horizontal velocity of 15.0m/s and the stone hits the ground 47.0 m from the base of the cliff.
A. How much time does it take for the stone to hit the ground?
B. How high is the cliff?
C. What was the impact velocity of the the stone(magnitude and derection)?
you can ignore air resistance
Homework Equations
V = Vo + at
X = Xo +Vot + 1/2at^2
V^2 = Vo^2 + 2ax
The Attempt at a Solution
i drew out the diagram and set up my knowns but don't know which variable to look for first the time or the cliff hieght and how to manipulate the equations to do that