Question

1. Write the names of things which flow like water.
2. Write four qualities of water.
3. Name the things which do not dissolve in water.
4. What is speciality of “Dead Sea” ?
5. What are the things like water that we can drink?
6. Besides water, in what dissolves sugar?

Answer 1

Answer:

1. Water is a liquid. Other examples are milk, oil, petrol etc.

2. Four qualities of water are:

i) Water is the most common liquid covering almost 71% of Earth

ii) Water is a solvent in which most substances can dissolve, like acids, bases, other solvents etc.

iii) Pure Water is colourless, tasteless, has no smell and clear

iv) Water is the only substance which exists in all it's 3 forms in nature

Solid - Ice in Arctic

Liquid - Water in Ocean

Gas - Water Vapour in Air

3. Oil, Sand, Flour etc. don't dissolve in water.

4. The Dead Sea has so much salt in it. It is 10 times saltier than a regular water body. Hence, people can float in it without any trouble.

5. Milk, Drinks/Juices, Soup are things like water which we can drink.

6. Sugar can dissolve in Milk, Juices etc.