Question

21. Distinguish between speed and velocity​

Answer 1

Here is your answer

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Answer 2

Explanation:

speed is the rate of change of distance.It is a scalar quality.It can never be negative or zero. Speed never decreases with time. For a moving object it can never be zero.

Velocity is the rate change of displacement. It is vector quantity.It can be negative,zero or positive.Velocity can decrease with time. For a moving body, it can be zero...........