Question

define speed? What its SI unit​

Answer 1

Answer:

HI

Explanation:

TEXTBOOK DEFINITION-

SPEED IS THE RATE OF CHANGE OF POSITION OF A BODY

EXPLANATION:

SPEED IS A PARAMETER USED TO MEASURE HOW FAST A BODY IS MOVING FROM ONE PLACE TO ANOTHER IN A GIVEN TIME.

SPEED=DISTANCE COVERED/TIME TAKEN

SI UNIT-metre/second expressed as m/s

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Answer 2

$\huge\underline\mathcal\pink{hola!!}$

Speed is the distance travelled by any object in per unit time.

speed:

distance travelled/time taken

It's SI unit is m/s.