- 1. How many light bulbs are in the diagram?
A) 2 B) 4 C) 1 D) 3
- 2. What kind of circuit is shown above?
A) series B) square C) concave D) parallel
- 3. How many batteries are in the diagram?
A) 3 B) 0 C) 2 D) 1
- 4. What kind of circuit is shown above?
A) series B) parallel C) convex D) rectangle
- 5. The diagram shows a switch that's________.
A) loose B) closed C) broken D) open
- 6. The photo shows a symbol of what object?
A) a wire B) a battery C) a car D) a switch
- 7. A device able to supply electrical energy is a ________.
A) nonconductor B) microwave C) conductor D) battery
- 8. The pathway for electrical current is called a _______.
A) cloud B) motor C) circuit 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) battery knobs B) circuit diagram C) battery terminals D) battery sides
- 11. A circuit that has only one electric flow is _________.
A) battery circuit B) parallel circuit C) series circuit D) paper circuit
- 12. The unit that measures a battery's strength is called ________.
A) circuit B) current C) conductor D) volt
- 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) nonconductors B) batteries C) conductors D) circuits
- 16. Which parts of the pencil are conductors?
A) The metal and point B) The eraser and point C) The wood and eraser D) The wood and metal
- 17. Which activity did we compare the brightness of the light bulb?
A) Series and Parallel Circuits B) Solid Conductors C) Paper-Clip Switch D) Simple Circuits
- 18. Which activity did we discover what objects are conductors and what objects are nonconductors?
A) Paper-Clip Switch B) Solid Conductors C) Simple Circuits D) Series and Parallel Circuits
- 19. How many volts are in the batteries we have used?
A) 3v B) 1.5v C) 1.5 D) 3
- 20. The series circuit with two batteries, gives how much voltage to a light bulb?
A) 1.5v B) 3v C) 2v D) 1v
|