• 1. Mario throws a stone vertically upward with a speed of 25m/s from the top of a tower 75 m high. The stone on its way down does not touch the tower. It falls straight to the ground. What is the time and velocity as it strikes the ground?

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A: Step 1: Step 2: Step 3: Step 4:

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Q: y 10 kN 30° 60° 8 kN 5 kN 18 kN

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