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