Question

Exercise

1. Define the following terms.
Measurement, unit, Sl unit, one standard metre and one stand
kilogram
2. Give reasons.
The unit of force and pressure are called derived units.
The Sl system of units is better than MKS system.
The volume gas is difficult to measure.
3. Differentiate between :
Fundamental and Derived units.
ental and derived quantities.​

Answer 1

Define measurement and the SI system of units.

Answer 2

Measurement : The process of compering an unknown quantity with an known quantity system is called measurement.

Unit : The fixed quantity of measurement is called unit.

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