Find with what velocity were the keys thrown

Reference no: EM13661807

A student throws a set of keys vertically upward to her sorority sister, who is in a window 4.00 meter above. The keys are caught 1.50 second later by sister's outstretched hand.

Find with what velocity were the keys thrown?

Find what was the velocity of the keys just before they were caught?

Reference no: EM13661807

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