As stone...as wind...|| Class - 4|| Unit - 7|| EVS|| Whiteboardweb

 

 

 

 

1.Moving air is called ---

 

 

wind

 

 

 

2.Air has power

 

 

 

3.What are the properties of gases?

 

 

* They occupy space.

 

 

*Gases do not have a definite shape.

 

 

*They have weight.

 

 

 

4.What are the three states of matter?

 

 

The three states of matter are: solids, liquids and gases.

 

 

 
Solids- Solids have  a definite shape ,size and weight. 

 

Example - wood, stone, iron, Ice etc. 

 

 

Liquid -  Liquids have no definite shape .

 

Example - water, Juice, milk, oil, etc. 

 

 

 

Gases -  Gases  have no definite shape .

 

 

Example - air , oxygen, water vapour etc. 

 

 

 

5.What is the fourth state of matter ?

 

 

Plasma

 

 

6.Write 2 examples of plasma?

 

 

Fire , lightning

 

 

 

Activity

 

 

 Complete the table