Starter quiz

  • Which substances are insoluble (do not dissolve) in water?
    • sugar
    • sand  ✓
    • rubber  ✓
    • salt
  • A ______ is a material that contains two or more different substances, which can be physically separated.
    • 'mixture' ✓
  • What mixture is formed when a substance dissolves in a liquid?
    • solution  ✓
    • insoluble
    • soluble
    • solar
  • Match the following words to their meaning.
    • Soluble
      ⇔
      A substance which can dissolve in a liquid. ✓
    • Separate
      ⇔
      To divide something into its different parts. ✓
    • Insoluble
      ⇔
      A substance which cannot dissolve in a liquid. ✓
    • Equipment
      ⇔
      Items needed to perform a task. ✓
  • Iron is a ______ material as it is attracted to magnets.
    • 'magnetic' ✓
  • Which of the following are mixtures?
    • orange juice  ✓
    • oxygen
    • air  ✓
    • table salt
    • carbon
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