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