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5 Written questions

5 Matching questions

  1. generator
  2. electric circuit
  3. resistance
  4. ohm
  5. electromotive force, EMF
  1. a unit used to measure resistance
  2. b machine that makes electricity
  3. c path that an electric current follows
  4. d force that makes electrons move
  5. e opposition to the flow of electrons

5 Multiple choice questions

  1. current in which electrons always flow in the same direction
  2. form of energy caused by moving electrons
  3. atomic particle with a positive electric charge
  4. current in which electrons change direction at a regular rate
  5. positive or negative pole of an electrochemical cell

5 True/False questions

  1. circuit breakerswitch that opens a circuit if too much current is flowing


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


  3. electric currentflow of electrons through a conductor


  4. neutronatomic particle with a negative electric charge


  5. series circuitcircuit in which electric current can follow more than one path