Multiple choice

If we are talking about the change of displacement with time, we are referring to ________________.

  1. speed

  2. acceleration

  3. retardation

  4. velocity
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Yes, it is correct. We are refering to velocity. Velocity is the speed in particular direction having both magnitude and direction. The change in displacement with time is velocity. It is a vector quantity.

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