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A student throws a set of keys vertically upward to her sorority sister who is in a window 4.00 m above. The second student catches the keys 1.50 s later. (a) With what initial velocity were the keys thrown? (b) What was the velocity of the keys just before they were caught?
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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.