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Write three difference between velocity a speed . |
Speed is a scalar quantity that refers to "how fast an object is moving." Speed can be thought of as the rate at which an object covers distance. A fast-moving object has a high speed and covers a relatively large distance in a short amount of time. Velocity is a vector quantity that refers to "the rate at which an object changes its position." Velocity is direction aware. When evaluating the velocity of an object, one must keep track of direction. |