A student throws a set of keys vertically upward to her

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A student throws a set of keys vertically upward to her sorority sister, who is in a window 2.50 m above. The second student catches the keys 2.00 s later.

(a) With what initial velocity were the keys thrown?

(b) What was the velocity of the keys just before they were caught?

Reference no: EM13613506

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