Question

Define speed.Write it's formula and S.I. unit​

Answer 1

Answer:

Speed - It is simply defined as the rate at which an object covers a given distance in a particular period of time. It is a scalar quantity. S.I unit of speed is metre per second . I have written it by myself please mark it as the brainllist if it will help you.

Answer 2

Speed is the distance covered by an object in per unit time.

formula = $\frac{distance}{time}$

S.I unit = m/s or $ms^{-1}$