- 1. How many light bulbs are in the diagram?
A) 4
B) 2
C) 3
D) 1
- 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) 0
B) 3
C) 2
D) 1
- 4. What kind of circuit is shown above?
A) rectangle
B) convex
C) parallel
D) series
- 5. The diagram shows a switch that's________.
A) open
B) closed
C) broken
D) loose
- 6. The photo shows a symbol of what object?
A) a wire
B) a car
C) a battery
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) highway
B) motor
C) circuit
D) cloud
- 9. When the electrical current CANNOT flow, the circuit is _______.
A) open
B) loose
C) broken
D) closed
- 10. The positve (+) and negative (-) ends of the battery are called ______.
A) battery knobs
B) battery sides
C) circuit diagram
D) battery terminals
- 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) circuits
B) nonconductors
C) batteries
D) conductors
- 15. Objects that DO NOT allow electrical current to flow are called ______.
A) batteries
B) conductors
C) circuits
D) nonconductors
- 16. Which parts of the pencil are conductors?
A) The metal and point
B) The wood and eraser
C) The eraser and point
D) The wood and metal
- 17. Which activity did we compare the brightness of the light bulb?
A) Solid Conductors
B) Paper-Clip Switch
C) Simple Circuits
D) Series and Parallel Circuits
- 18. Which activity did we discover what objects are conductors and what objects are nonconductors?
A) Paper-Clip Switch
B) Simple Circuits
C) Series and Parallel Circuits
D) Solid Conductors
- 19. How many volts are in the batteries we have used?
A) 1.5v
B) 1.5
C) 3
D) 3v
- 20. The series circuit with two batteries, gives how much voltage to a light bulb?
A) 3v
B) 2v
C) 1v
D) 1.5v
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