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5 Written Questions

5 Matching Questions

  1. electrochemical cell
  2. electromotive force, EMF
  3. resistance
  4. proton
  5. neutron
  1. a atomic particle with neither a negative or positive electric charge
  2. b opposition to the flow of electrons
  3. c force that makes electrons move
  4. d atomic particle with a positive electric charge
  5. e device that changes chemical energy into electrical energy

5 Multiple Choice Questions

  1. materials that prevent electric charges from flowing through them easily
  2. materials that allow electric charges to flow through them easily
  3. atomic particle with a negative electric charge
  4. positive or negative pole of an electrochemical cell
  5. current in which electrons always flow in the same direction

5 True/False Questions

  1. alternating currentcurrent in which electrons change direction at a regular rate


  2. series circuitpath that an electric current follows


  3. generatormachine that makes electricity


  4. electrolytepositive or negative pole of an electrochemical cell


  5. fusewire that melts an breaks a circuit if too much current is flowing


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