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