Study

Gases

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  • What is the fancy word for burning?
    Combustion
  • What gas makes up the most of our air?
    Nitrogen?
  • What gas do we breathe in?
    Oxygen
  • What does Carbon Dioxide do to fizzy drinks?
    It makes the bubbles
  • How many gases is our air made up of?
    4
  • Carbon Dioxide turns limewater....
    milky (cloudy)
  • What gas do we breathe out?
    Carbon Dioxide
  • Why do balloons filled with carbon dioxide fall to the ground?
    Carbon Dioxide is a heavy gas
  • Does having strong bonds make things harder to break or easier?
    Harder
  • What gas is used in crisp bags to keep them fresh?
    Nitrogen
  • Why do we have to be careful with Hydrogen?
    It is explosive
  • Between a solid, liquid and gas which has the strongest bonds?
    Solid
  • Explain why gas particles move very fast
    They have loads of space between them and no bonds
  • what gas is very light?
    Hydrogen
  • What gas is partially responsible for rusting?
    Oxygen
  • Which can be easily squashed?
    gas
  • True or False there are no forces between particles in a gas
    True
  • In a liquid the particles can vibrate only or move about freely
    move about freely