- 1. How many light bulbs are in the diagram?
A) 3
B) 4
C) 1
D) 2
- 2. What kind of circuit is shown above?
A) series
B) square
C) parallel
D) concave
- 3. How many batteries are in the diagram?
A) 2
B) 3
C) 0
D) 1
- 4. What kind of circuit is shown above?
A) series
B) rectangle
C) convex
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 switch
B) a car
C) a battery
D) a wire
- 7. A device able to supply electrical energy is a ________.
A) nonconductor
B) conductor
C) battery
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) broken
B) closed
C) loose
D) open
- 10. The positve (+) and negative (-) ends of the battery are called ______.
A) circuit diagram
B) battery terminals
C) battery knobs
D) battery sides
- 11. A circuit that has only one electric flow is _________.
A) parallel circuit
B) battery circuit
C) series circuit
D) paper 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) volt
B) electrical current
C) switch
D) conductor
- 14. Objects that allow electrical current to flow are called ______.
A) conductors
B) batteries
C) circuits
D) nonconductors
- 15. Objects that DO NOT allow electrical current to flow are called ______.
A) batteries
B) conductors
C) nonconductors
D) circuits
- 16. Which parts of the pencil are conductors?
A) The metal and point
B) The wood and metal
C) The eraser and point
D) The wood and eraser
- 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) Series and Parallel Circuits
B) Paper-Clip Switch
C) Simple Circuits
D) Solid Conductors
- 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) 1v
B) 1.5v
C) 3v
D) 2v
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