Calculate the speed of the rock upon impact with the ground

Reference no: EM13670762

Roberto reaches out of a window and tosses a rock straight up with a speed of 19.3 m/s. The ball is 30.6 meter above the ground when he releases it.

(A) Calculate the rock maximum height above the ground.

(B) Calculate the rock speed as it passes the window on the way down.

Reference no: EM13670762

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