Question

why we need SI system for the measurement
of physical quantities?​

Answer 1

Answer:

Giving numerical values for physical quantities and equations for physical principles allows us to understand nature much more deeply than does qualitative description alone. To comprehend these vast ranges, we must also have accepted units in which to express them.

Explanation:

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Answer 2

• During the trading period people have to make world wide trade.
• That time they suffered a lot to mention the measuruments.
• In order to dismiss theis issue we have to use a standard value
• So scientist discovered the SI system
• This makes us clear about the measurements during world wide trade also.

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