**Class 3 Measurement Question and Answers**

**Class 3 Measurement Question and Answers**

Fill in the blanks

*A………………. Unit does not change when measured at different times.**Units for measurement for length are ………,…….and…………..**Small weights can be measured in ……………….**The standard unit of time is …………………**Temperature tells us how …………………. Or………………… an object is.**We……………things to find out their size or amount.**We measure temperature with a ………….*

Answers

*Standard**Cm, meter, km**Grams**Second**Hot or cold**Measure**Thermometer*

Answer the following questions: –

*What is measurement?**Measurement is finding out the size or amount of something.*

*What is length? How to measure length.**Length tells us how long an object is. We measure length using rulers or measuring tapes.*

*What is the standard unit of time?**The standard unit of time is second.*

*What would happen if there were no standard units of measurement?**If there is no standard unit of measurement, then we will not be able to know the exact measurement of any object.*

*What is volume? how it is measured and what is its standard unit?**Volume is the quantity or amount of a substance that a vessel holds. We measure volume with measuring cylinders. The standard unit of volume is liters.*

*What is weight? how it is measured and what is its standard unit?**Weight tells us how heavy or light an object is. we measure weight with physical and electronic balances. The standard unit of weight is kilogram.*

*How we measure temperature?**We measure temperature in degree Celsius and Fahrenheit.*

*What is the normal temperature of humans?**The normal body temperature of humans is around 37 degrees Celsius.*

*What is the other standard unit of temperature?**The other standard unit of temperature is kelvin.*

Multiple choice questions:

*The standard unit of time is …………..*

**Second***Hours**Minute*

*The standard unit of length is ……………*

*Centimeter***Meter***Kilometer*

*The standard unit of volume is …………….*

**Liters***Milliliters**None of these*

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