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6 Written questions

5 Multiple choice questions

  1. The net buildup of electric charges on an object.
  2. An 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.
  3. A power of source that acts as an electron pump and generates electric current by a chemical reaction
  4. A power source that generates electric current by a chemical reaction
  5. An electrical circuit where the current has only one path. If the path is interrupted in any point, it stops current flow in the entire circuit.

5 True/False questions

  1. resistanceA material that does not allow heat or electrons to move through it easily.

          

  2. ohm's lawA material that does not allow heat or electrons to move through it easily.

          

  3. parallel circuitAn electrical circuit where the current has only one path. If the path is interrupted in any point, it stops current flow in the entire circuit.

          

  4. electroscopeAn 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.

          

  5. insulatorA material that allows electrons to move easily through it.