Starter quiz

  • Which of these units can be used to measure energy?
    • kilogram
    • kilojoule  ✓
    • kilometre
    • kilowatt
  • Which of these is the unit of work done?
    • gram
    • joule  ✓
    • newton
    • watt
  • Which of these is the unit of force?
    • joule
    • kilogram
    • metre
    • newton  ✓
  • What is the equation for work done?
    • work done = force × distance  ✓
    • work done = force × time
    • work done = force ÷ distance
    • work done = force ÷ time
  • work done = ______ × distance
    • 'force' ✓
  • Put these in order of decreasing work done, starting with the greatest amount of work done.
    • 1
      ⇔
      A boat is pulled 5 m with a force of 21 N.
    • 2
      ⇔
      A 51 N load is lifted 2 m.
    • 3
      ⇔
      A trolley is pushed 6 m with a force of 15 N.
    • 4
      ⇔
      A crate is pushed 2 m with a force of 40 N.
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