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Question Video: Understanding the Difference between Scalar and Vector Quantities Science

What must a vector quantity have that a scalar quantity cannot have? [A] A direction [B] A magnitude

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Video Transcript

What must a vector quantity have that a scalar quantity cannot have? (A) A direction, (B) a magnitude.

All physical quantities like acceleration or distance or force can be divided into two categories. Both scalar and vector quantities have a magnitude, but vectors have something scalars do not: a direction. This is how we define the difference between scalars and vectors. A direction is something a vector must have and a scalar cannot have. We choose answer option (A).

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