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Let’s Points to Remember
Revise
Wind : Moving air
 We need air to breathe and survive. Sail : To float in water
 Air occupies space.
 Air has weight.

E XE R C I S E

A. Tick () the correct answer.
1. We cannot see plants/air
2. Air takes up space/no space.
3. A balloon gets bigger when it filled with air/soil.
4. We can feel/cannot feel air.

B. Fill in the blanks with the help of clues.
breathe, wind, air, boat

1. We can ___________ air.
2. The moving air is called ___________ .
3. A ___________ sails with the help of air.
4. A kite flies with the help of ___________ .
C. Notice the given experiments and write the correct description with the
help of clue bank.

Air Has Weight. Clue Bank
Air Occupies Space.

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