- 1. How many light bulbs are in the diagram?
A) 4
B) 2
C) 1
D) 3
- 2. What kind of circuit is shown above?
A) square
B) parallel
C) concave
D) series
- 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) convex
C) parallel
D) rectangle
- 5. The diagram shows a switch that's________.
A) open
B) loose
C) broken
D) closed
- 6. The photo shows a symbol of what object?
A) a battery
B) a wire
C) a car
D) a switch
- 7. A device able to supply electrical energy is a ________.
A) nonconductor
B) microwave
C) conductor
D) battery
- 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) open
B) closed
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) battery circuit
B) series circuit
C) paper circuit
D) parallel circuit
- 12. The unit that measures a battery's strength is called ________.
A) conductor
B) volt
C) circuit
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) circuits
B) nonconductors
C) batteries
D) conductors
- 16. Which parts of the pencil are conductors?
A) The eraser and point
B) The wood and eraser
C) The metal and point
D) The wood and metal
- 17. Which activity did we compare the brightness of the light bulb?
A) Simple Circuits
B) Series and Parallel Circuits
C) Paper-Clip Switch
D) Solid Conductors
- 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) 3
C) 3v
D) 1.5v
- 20. The series circuit with two batteries, gives how much voltage to a light bulb?
A) 3v
B) 1v
C) 1.5v
D) 2v
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