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