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5 Written questions

5 Multiple choice questions

  1. water in the form of gas
  2. makes conditions on Earth suitable for living things
  3. plants & animals take it directly from the air
  4. makes up 78% of the gases in dry air
  5. essential to life, plants need it to produce food & animals give it off as a waste product

4 True/False questions

  1. particlestiny solid or liquid parts of smoke, dust, salt and chemicals

          

  2. laboratoriestiny solid or liquid parts of smoke, dust, salt and chemicals

          

  3. weathernecessary for a fire to burn

          

  4. atmospherethe layer of gases that surround the planet

          

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