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