- 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) parallel D) series
- 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) series B) convex C) rectangle D) parallel
- 5. The diagram shows a switch that's________.
A) closed B) open C) loose D) broken
- 6. The photo shows a symbol of what object?
A) a battery B) a car C) a switch D) a wire
- 7. A device able to supply electrical energy is a ________.
A) microwave B) nonconductor C) battery D) conductor
- 8. The pathway for electrical current is called a _______.
A) cloud B) circuit C) highway D) motor
- 9. When the electrical current CANNOT flow, the circuit is _______.
A) loose B) open C) broken D) closed
- 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) battery circuit B) series circuit C) paper circuit D) parallel circuit
- 12. The unit that measures a battery's strength is called ________.
A) circuit B) volt C) conductor D) current
- 13. A device that opens and closes a circuit is a __________.
A) conductor B) electrical current C) switch D) volt
- 14. Objects that allow electrical current to flow are called ______.
A) batteries B) nonconductors C) circuits D) conductors
- 15. Objects that DO NOT allow electrical current to flow are called ______.
A) nonconductors B) conductors C) batteries D) circuits
- 16. Which parts of the pencil are conductors?
A) The eraser and point B) The metal and point C) The wood and metal D) The wood and eraser
- 17. Which activity did we compare the brightness of the light bulb?
A) Series and Parallel Circuits B) Paper-Clip Switch C) Solid Conductors D) Simple Circuits
- 18. Which activity did we discover what objects are conductors and what objects are nonconductors?
A) Solid Conductors B) Series and Parallel Circuits C) Simple Circuits D) Paper-Clip Switch
- 19. How many volts are in the batteries we have used?
A) 3v B) 1.5v C) 3 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
|