1) How many sources of water in the earth? a) 2 b) 3 c) 5 d) 6 2) Which of these following is not a NATURAL source of water? a) b) c) d) e) f) 3) What happened to the sea water when heated by the sun? a) It will dry b) It will boil c) It will become hotter d) It turned into water vapour 4) What is called when the water vapour combined together in the sky? a) Cloud b) Earth c) Moon d) Star 5) When the cloud is heavy enough it will fall as a ... a) river b) rain c) sea d) lake 6) Human take __________ from the air to breathe a) nitrogen b) carbon dioxide c) oxygen d) carbon monoxide 7) Plants take __________ from the air to breathe a) nitrogen b) carbon monoxide c) oxygen d) carbon dioxide 8) A moving air is called... a) wind b) gas c) vapour d) ghost 9) Wind can help us to dry clothes _____ a) longer b) slower c) faster d) drier 10) We cannot live without _________ for more than three minutes a) water b) air

Science Year 2 : Earth

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