- 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) concave B) parallel C) series D) square
- 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) parallel B) series C) convex D) rectangle
- 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 wire B) a battery C) a car D) a switch
- 7. A device able to supply electrical energy is a ________.
A) nonconductor B) battery C) conductor D) microwave
- 8. The pathway for electrical current is called a _______.
A) circuit B) cloud C) highway D) motor
- 9. When the electrical current CANNOT flow, the circuit is _______.
A) closed B) open C) broken D) loose
- 10. The positve (+) and negative (-) ends of the battery are called ______.
A) battery knobs B) battery sides C) battery terminals D) circuit diagram
- 11. A circuit that has only one electric flow is _________.
A) paper circuit B) battery circuit C) series circuit D) parallel 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) electrical current B) volt C) switch D) conductor
- 14. Objects that allow electrical current to flow are called ______.
A) circuits B) nonconductors C) conductors D) batteries
- 15. Objects that DO NOT allow electrical current to flow are called ______.
A) batteries B) nonconductors C) conductors D) circuits
- 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) Paper-Clip Switch D) Series and Parallel Circuits
- 18. Which activity did we discover what objects are conductors and what objects are nonconductors?
A) Simple Circuits B) Series and Parallel Circuits C) Paper-Clip Switch D) Solid Conductors
- 19. How many volts are in the batteries we have used?
A) 1.5 B) 1.5v C) 3 D) 3v
- 20. The series circuit with two batteries, gives how much voltage to a light bulb?
A) 1v B) 3v C) 2v D) 1.5v
|