What is the difference between speed and velocity?
A.
Speed and velocity both measure an object's change in position per unit time, but velocity also depends upon the object's direction of motion.
B.
Speed measures an object's change in position, while velocity measures an object's change in position per unit time.
C.
Speed and velocity both measure an object's change in position, but velocity also depends upon the object's speed.
D.
Speed measures an object's change in position per unit time, while velocity measures an object's change in speed per unit time.
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