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A ball is dropped from a roof and takes 3.0 s to reach the ground. Calculate the elevation of the roof above the ground in meters.

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  1. h=1/2 g t^2 solve for h

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  2. h = 1/2 (-9.81) (3^2)
    h = -44.14 meters

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  3. Yes

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  4. Solve: an iron ball is dropped from the roof and it takes 3second to reach the ground.calculate the elevation of the roof above the ground.

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  5. Yes

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