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Materials Year 5

  •   Game Code: 1701020
  •  English    18     Public
    Testing understanding of concepts and vocabulary.
  •   Study   Slideshow
  • Are chemical reactions reversible or irreversible?
    Irreversible
  •  25
  • When something goes from solid to liquids, it...
    melts
  •  15
  • What is frozen water called?
    Ice
  •  5
  • What will happen to salt when it is mixed with water?
    It will dissolve.
  •  20
  • How can I recover salt from a saltwater solution?
    Evaporate the water so the salt is left behind.
  •  25
  • Is ironing clothes reversible or not?
    It is reversible
  •  20
  • What do we call the point at which water turns to ice?
    Freezing point
  •  15
  • What is the scientific formula for water?
    H2O
  •  10
  • What gas is made when you mix bicarbonate of soda with vinegar?
    Carbon Dioxide
  •  20
  • What is the product in lighting a match?
    Ash
  •  25
  • My chocolate bar has turned to liquid! How can I make it solid again?
    Freeze it (make it colder)
  •  10
  • What are the reactants in rusting?
    Water, Iron, Oxygen
  •  15
  • How do we know when a chemical reaction has taken place?
    A new product is formed.
  •  15
  • Give an example of a chemical reaction.
    ...
  •  15
  • Give an example of a reversible process.
    ...
  •  15
  • Give an example of an irreversible process.
    ...
  •  15
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