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