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