Air and Water

We need water for

• drinking

• cooking

• washing

• all of these

Purest form of water

• rain water

• sea water

• water in lakes

• water in ponds

Moving air is called (a)  

A soft wind is called (a)  

A strong wind is called (a)  

This internal organ helps us to breathe

• lungs

• heart

• stomach

• kidney

Air becomes dirty because of

• wind and storm

• smoke and dirt

• wind and breeze

This boat moves with the help of wind

(a)  

Tyres are filled with water

• true

• false

We get water from

• rain

• lakes

• rivers

• all of the above