Chemistry, 18.03.2021 02:40 amyeileen

A'Zorria Ward An elevator traveled 15 floors (150 ft) at a speed of 4.5 m/s. What additional information is needed to determine the velocity of the elevator?
the direction the elevator traveled
how long the elevator was stationary
O how many times the elevator stopped
O the total mass of the elevator plus anything in it

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A'Zorria Ward An elevator traveled 15 floors (150 ft) at a speed of 4.5 m/s. What additional inform...