II. Short Answer Questions.A. Give reasons.1. Different units are used to measure volume of different objects.2. Bottles or packets containing liquids have their volume marked in litre and millilitre, respectiv3. We use cm' as a unit to measure the area of an eraser.

II. Short Answer Questions.A. Give reasons.1. Different units are used

1.	II. Short Answer Questions.A. Give reasons.1. Different units are used to measure volume of different objects.2. Bottles or packets containing liquids have their volume marked in litre and millilitre, respectiv3. We use cm' as a unit to measure the area of an eraser.
Answer» <p>1) ml or L for liquid and cm^3 for solids</p><p>2)as i said ml or L for liquid thats the reason </p><p>3)thats the area formula ,so we use that</p> <p>It is a matter convenience and convention. when we talk of drinking water say, we use ml (cc) or liters or ounces or cups or glasses. all of them can be correlated with each other.when we talk of medicines.,we talk of teaspoons, drops and ml (cc) or even cap fulls. Again, there are fairly standard means of converting them from one another. </p>