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5 Written questions

5 Matching questions

  1. electron
  2. circuit breaker
  3. alternating current
  4. proton
  5. volt
  1. a atomic particle with a positive electric charge
  2. b unit used to measure electromotive force
  3. c atomic particle with a negative electric charge
  4. d current in which electrons change direction at a regular rate
  5. e switch that opens a circuit if too much current is flowing

5 Multiple choice questions

  1. materials that allow electric charges to flow through them easily
  2. materials that prevent electric charges from flowing through them easily
  3. circuit in which electric current follows only one path (share electrical pressure)
  4. unit used to measure resistance
  5. series of electrochemical cells connected together

5 True/False questions

  1. electrolytesubstance that dissolves in water to form a conducting solution

          

  2. parallel circuitcircuit in which electric current follows only one path (share electrical pressure)

          

  3. fuseunit used to measure resistance

          

  4. resistanceopposition to the flow of electrons

          

  5. ohm's lawunit used to measure resistance