Class-3 Environmental Studies Chapter-1 Solid, Liquid and Gases.

                     EVENTS CONVENT HIGH SCHOOL
Environmental Studies
Chapter-1
solid liquid and gases

 

 New words

1. Occupy

2. Liquid

3. Material

4. Vessel

5. Container

6. Spread

7. Oxygen

8. Hydrogen

9. Nitrogen

10. Carbon dioxide

11. Natural

12. Gaseous

13. Aluminum

14. Medicines

15. Bladders

 

Answer the following questions:-

Que-1 What is matter?

Ans-1 Anything that occupies space and has weight is called matter.

Que-2 What is liquid?

Ans-2 A material like water is called a liquid.

Que-3 Write all the steps of matter?

Ans-3 Solid, liquid and gas.

Que-4 Write two properties of gas?

Ans-4 Properties of Gas

1.      It has no definite shape.

2.      It has weight

Que-5 Write two uses of solid?

Ans-5 Uses of Solid

1.      Most of the food materials ex-Wheat,Rice etc.

Some solids are used as building materials ex- sand, cement etc.