You throw a small rock straight up from the edge of a highway bridge that crosses a river. The rock passes you on its way down, 7.00 s after it was thrown. What is the speed of the rock just before it reaches the water 26.0 m below the point where the rock left your hand? Ignore air resistance.
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What scientific concept do you need to know in order to solve this problem?
Our tutors have indicated that to solve this problem you will need to apply the Vertical Motion & Free Fall concept. If you need more Vertical Motion & Free Fall practice, you can also practice Vertical Motion & Free Fall practice problems.