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6 Written Questions

5 Multiple Choice Questions

  1. A closed path through which electrons flow.
  2. The net buildup of electric charges on an object.
  3. A material that does not allow heat or electrons to move through it easily.
  4. The difference in electric potential energy between two different points; measured in volts (V).
  5. A device containing two suspended metal leaves in a jar that move apart when charged; used to detect the presence of electric charges.

5 True/False Questions

  1. electrical powerAn area surrounding an electron that exerts a force on anything nearby with an electric charge; is strongest nearest the electron and weakens with a distance.

          

  2. wet cellA power source that generates electric current by a chemical reaction

          

  3. resistanceA power source that generates electric current by a chemical reaction

          

  4. currentThe flow of electrons through a wire or any conductor; measured in a amperes (A) with an ammeter.

          

  5. conductorA material that does not allow heat or electrons to move through it easily.

          

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