The properties of air :

Air has weight.

Air occupies space 

Air is invisible. 

Uses of air :

Airoplane ✈️ 

Our body πŸ•Ί

Tyre πŸ›ž

Windmills/ Windturbines

To light fire πŸ”₯ 

Fir plants 

For rain β˜” 

Hot air balloons

 

 

Types of air: 

Oxygen 

Nitrogen 

Carbon dioxide 

Other gases

Thankyou everyone πŸ˜€