1) Moving air is called _________________. a) wind b) storm c) fire 2) Why do we need air? a) sleeping b) breathing c) dancing 3) Storms are caused by strong winds. a) true b) false 4) What makes air dirty? a) water b) sunshine c) smoke 5) Where do we find the air? a) on the trees b) in the sky c) everywhere 6) We can _________the air. a) see b) feel c) touch 7) Strong winds make the things_________. a) jump b) fly c) run 8) If we blow air on our palm, we can ________ the air. a) see b) touch c) feel 9) We can feel the air when we stand in front of a _________? a) dog b) man c) fan 10) A balloon becomes bigger and bigger when we  blow ________ into it. a) smoke b) air c) rubber 11) A tyre becomes hard and heavy when we fill it with air. a) true b) false 12) Experiment done with balloon shows that air occupies ______________. a) weight b) height c) space 13) What do we breathe in and breathe out? a) food b) water c) air 14) Plants also need air to live. If you keep a plant in a closed jar, it will _____________ a) grow b) die c) live 15) To prove that things need air to burn, if a lighted candle is placed inside a jar and we cover it, the candle will _______________ burning. a) continue b) stop 16) Which of the following thing can move or fly because of air? a) laptop b) hair c) cupboard 17) Air moves the sailboat on water? a) true b) false 18) ________ helps us to keep the air clean. a) dust and smoke b) plants and trees c) fire and water 19) Football is filled with ______________. a) water b) stones c) air 20) Choose the correct spelling: a) brethe b) breathe c) brrethe

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