Question

What are the convention for writing units.
What is order of magnitudes.​

Answer 1

The 7 Base Metric Units. The metric system is the main system of measurement units used in science. Each unit is considered to be dimensionally independent of the others. These dimensions are measurements of length, mass, time, electric current, temperature, amount of a substance, and luminous intensity..

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Answer 2

Heyaa☺

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The convention for writing units i.e,SI units.

Symbols should not be mixed with words.

Symbol of the unit must be in singular and no full stop.

Units must not written in standard form.

Order of magnitudes⤵

An order of magnitude is an expotential change of plus or minus 1 in the value of a quantity.

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