Starter quiz

  • Which of the following processes describe when a substance in the liquid state turns into the gas state?
    • melting
    • boiling  ✓
    • condensing
    • evaporating  ✓
    • freezing
  • Which property of matter does not change when a substance changes state?
    • shape
    • volume
    • mass  ✓
    • state
  • What laboratory equipment is used to measure the volume of liquids accurately?
    • Bunsen burner
    • Beaker
    • Measuring cylinder  ✓
    • Balance
    • Conical flask
  • True or false? The boiling point of a liquid is the temperature at which it becomes a gas.
    • True ✓
    • False
  • Sort the following substances from the one which will boil first to the substance which will boil last when heated.
    • 1
      ⇔
      ethanol boils at 78℃
    • 2
      ⇔
      water boils at 100℃
    • 3
      ⇔
      sodium chloride boils at 1465℃
    • 4
      ⇔
      aluminium boils at 2519℃
  • Match up the processes below to their descriptions
    • Evaporation
      ⇔
      Where a liquid turns into a gas at the substance's surface. ✓
    • Boiling
      ⇔
      Where a liquid turns into a gas at a specific temperature. ✓
    • Condensation
      ⇔
      Where a gas is changed into a liquid. ✓
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