Starter quiz

  • If you have a mixture of sand and salt, adding water will dissolve the salt. What will happen to the sand?
    If you have a mixture of sand and salt, adding water will dissolve the salt. What will happen to the sand?
    • It will dissolve.
    • It will sink to the bottom of the container.  ✓
    • It will evaporate out of the container.
  • A substance that dissolves in a solvent is said to be ______ in that solvent.
    • 'soluble' ✓
  • Match the word with the definition.
    • Absorb
      ⇔
      Ability of a substance to take in another substance. ✓
    • Solute
      ⇔
      A substance that can dissolve in a liquid. ✓
    • Solvent
      ⇔
      A liquid in which a solute dissolves. ✓
    • Sample
      ⇔
      A substance which will be tested in an investigation. ✓
    • Miscible
      ⇔
      Ability of a liquid to dissolve/mix in another liquid. ✓
  • Order the following steps describing how to make a solution.
    • 1
      ⇔
      If necessary, crush the solute into small pieces.
    • 2
      ⇔
      Add the solute to the solvent.
    • 3
      ⇔
      Stir to dissolve the solute.
    • 4
      ⇔
      Filter the mixture to remove any undissolved solute.
  • Oil and water are two liquids that cannot mix. They are said to be ...
    Oil and water are two liquids that cannot mix. They are said to be ...
    • 'immiscible' ✓
  • Which of the following substances are mixtures?
    • Pure orange juice  ✓
    • Copper sulfate
    • Ink  ✓
    • Oxygen
    • Tap water  ✓
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