 - 1. How many light bulbs are in the diagram?
A) 3 B) 4 C) 1 D) 2
 - 2. What kind of circuit is shown above?
A) square B) parallel C) concave D) series
 - 3. How many batteries are in the diagram?
A) 3 B) 0 C) 1 D) 2
 - 4. What kind of circuit is shown above?
A) rectangle B) series C) convex D) parallel
 - 5. The diagram shows a switch that's________.
A) loose B) open C) broken D) closed
 - 6. The photo shows a symbol of what object?
A) a battery B) a switch C) a car D) a wire
- 7. A device able to supply electrical energy is a ________.
A) nonconductor B) conductor C) microwave D) battery
- 8. The pathway for electrical current is called a _______.
A) highway B) motor C) circuit D) cloud
- 9. When the electrical current CANNOT flow, the circuit is _______.
A) closed B) loose C) broken D) open
- 10. The positve (+) and negative (-) ends of the battery are called ______.
A) battery sides B) battery terminals C) circuit diagram D) battery knobs
- 11. A circuit that has only one electric flow is _________.
A) series circuit B) paper circuit C) parallel circuit D) battery circuit
- 12. The unit that measures a battery's strength is called ________.
A) circuit B) current C) volt D) conductor
- 13. A device that opens and closes a circuit is a __________.
A) conductor B) switch C) electrical current D) volt
- 14. Objects that allow electrical current to flow are called ______.
A) nonconductors B) conductors C) circuits D) batteries
- 15. Objects that DO NOT allow electrical current to flow are called ______.
A) circuits B) nonconductors C) batteries D) conductors
 - 16. Which parts of the pencil are conductors?
A) The wood and eraser B) The eraser and point C) The metal and point D) The wood and metal
- 17. Which activity did we compare the brightness of the light bulb?
A) Paper-Clip Switch B) Solid Conductors C) Series and Parallel Circuits D) Simple Circuits
- 18. Which activity did we discover what objects are conductors and what objects are nonconductors?
A) Solid Conductors B) Paper-Clip Switch C) Simple Circuits D) Series and Parallel Circuits
- 19. How many volts are in the batteries we have used?
A) 3v B) 1.5v C) 3 D) 1.5
- 20. The series circuit with two batteries, gives how much voltage to a light bulb?
A) 1.5v B) 2v C) 3v D) 1v
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