- 1. How many light bulbs are in the diagram?
A) 2 B) 1 C) 4 D) 3
- 2. What kind of circuit is shown above?
A) square B) concave C) series D) parallel
- 3. How many batteries are in the diagram?
A) 0 B) 1 C) 2 D) 3
- 4. What kind of circuit is shown above?
A) series B) parallel C) rectangle D) convex
- 5. The diagram shows a switch that's________.
A) loose B) open C) closed D) broken
- 6. The photo shows a symbol of what object?
A) a wire B) a battery 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) cloud B) highway C) motor D) circuit
- 9. When the electrical current CANNOT flow, the circuit is _______.
A) loose B) closed C) open D) broken
- 10. The positve (+) and negative (-) ends of the battery are called ______.
A) battery sides B) battery knobs C) battery terminals D) circuit diagram
- 11. A circuit that has only one electric flow is _________.
A) series circuit B) battery circuit C) parallel circuit D) paper circuit
- 12. The unit that measures a battery's strength is called ________.
A) current B) circuit C) volt D) conductor
- 13. A device that opens and closes a circuit is a __________.
A) conductor B) volt C) switch D) electrical current
- 14. Objects that allow electrical current to flow are called ______.
A) nonconductors B) conductors C) circuits D) batteries
- 15. Objects that DO NOT allow electrical current to flow are called ______.
A) nonconductors B) conductors C) circuits D) batteries
- 16. Which parts of the pencil are conductors?
A) The metal and point B) The wood and eraser C) The wood and metal D) The eraser and point
- 17. Which activity did we compare the brightness of the light bulb?
A) Solid Conductors B) Paper-Clip Switch C) Simple Circuits 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) 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) 2v C) 1v D) 3v
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