Gujarat BoardEnglish MediumSTD 9ScienceMotion3 Marks
Question
What is the difference between speed and velocity?
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Answer
Speed is a scalar quantity, whereas velocity is a vector quantity.
Speed of a body is the distance travelled by it per unit time, whereas the velocity of a body is the distance travelled by it per unit time in a given direction.
Speed is always positive, while velocity can be both positive and negative, depending upon the direction.
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