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posted by Anonymous Tuesday, October 2, 2012 at 1:26pm.
A diver steps off a cliff and dives from 40 meters into the ocean. How long will he fall before he hits the water?
h = Vo*t + 0.5g*t^2 = 40 m. 0 + 4.9t^2 = 40 t^2 = 8.16 t = 2.86 s.
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