1) We need air to breathe. a) Astronaut going to the outer spaces b) Car tyre c) Sailboat 2) We need air to burn things. a) Bouncy castle b) Campfire c) Kite 3) Some things need wind to move. a) Scuba diving b) Wind turbine c) Beach ball 4) Some things need to be filled with air to work. a) Balloon b) Kite c) Campfire 5) We ................... in air to stay alive. a) Breathe b) Burn c) Fill 6) Wind is .......... air. a) Still b) Moving air c) Light 7) We can travel by ........... to help reduce air pollution. a) Car b) Bus c) Airplane 8) Air pollution occurs when air becomes .......... a) Unclean b) Clean c) More trees 9) How can we keep the air clean? a) Forest fire b) Volcano eruption c) Plant more trees 10) Breathing in polluted air can make us ......... a) Healthy b) Sick c) Happy

Refreshment Materials about Air Unit 3 Grade 2

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