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UNIT 5 MATTER

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    UNIT 5 MATTER
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  • How is this process called?
    Distillation
  •  10
  • How is this process called?
    Filtration
  •  10
  • How is this process called?
    Evaporation
  •  10
  • How is this process called?
    Magnetic separation
  •  10
  • Name these 3 processes
    Fermentation, oxidation and combustion
  •  15
  • Decide if this is a physical change or a chemical change: A solid turns into a gas
    physical change
  •  10
  • Decide if this is a physical change or a chemical change: Water boiling in a kettle.
    physical change
  •  10
  • Decide if this is a physical change or a chemical change: trees after a wildfire.
    chemical change
  •  10
  • Decide if this is a physical change or a chemical change: bread dough rising
    chemical change
  •  10
  • Decide if this is a physical change or a chemical change: lava turning into a rock
    physical change
  •  10
  • Decide if this is a physical change or a chemical change: a metal chair with some rust on it
    chemical change
  •  10
  • Choose the correct option: TEMPERATURE / BACTERIA can cause physical changes in matter.
    Temperature
  •  10
  • Choose the correct option: MELTING / BOILING always produces water vapour.
    Boiling
  •  10
  • Choose the correct option: Chemical changes are REVERSIBLE / IRRREVERSIBLE
    Irreversible
  •  10
  • Choose the correct option: PHYSICAL / CHEMICAL changes produce new substances
    Chemical
  •  10
  • Name 3 products that can be obtained from metal
    Computer parts, electrical cables, car parts, phones...
  •  10