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