— Philoid

Q3 of 44 Page 18

Hint: Based on measuring devices and physical quantities.

Temperature can be measured by using Thermometer.

Mass can be measured by using Beam Balance.

Length can be measured by using Ruler.

Time can be measured by using Digital clock.

Assertion (A): The SI system of units is the improved system of units for measurement.

Reason (R): The SI unit of mass is kilogram

Assertion (A): The skill of estimation is important for all of us in our daily life.

Reason (R): The skill of estimation reduces our consumption of time

Questions · 44

1. Measurement and Measuring Instruments

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