- 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) square
B) parallel
C) concave
D) series
- 3. How many batteries are in the diagram?
A) 0
B) 1
C) 3
D) 2
- 4. What kind of circuit is shown above?
A) convex
B) parallel
C) series
D) rectangle
- 5. The diagram shows a switch that's________.
A) open
B) closed
C) loose
D) broken
- 6. The photo shows a symbol of what object?
A) a wire
B) a switch
C) a car
D) a battery
- 7. A device able to supply electrical energy is a ________.
A) battery
B) microwave
C) conductor
D) nonconductor
- 8. The pathway for electrical current is called a _______.
A) highway
B) circuit
C) cloud
D) motor
- 9. When the electrical current CANNOT flow, the circuit is _______.
A) loose
B) broken
C) closed
D) open
- 10. The positve (+) and negative (-) ends of the battery are called ______.
A) battery sides
B) circuit diagram
C) battery terminals
D) battery knobs
- 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) current
C) volt
D) conductor
- 13. A device that opens and closes a circuit is a __________.
A) switch
B) conductor
C) volt
D) electrical current
- 14. Objects that allow electrical current to flow are called ______.
A) batteries
B) nonconductors
C) conductors
D) circuits
- 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 wood and eraser
B) The metal and point
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) Series and Parallel Circuits
C) Simple Circuits
D) Paper-Clip Switch
- 18. Which activity did we discover what objects are conductors and what objects are nonconductors?
A) Solid Conductors
B) Simple Circuits
C) Paper-Clip Switch
D) Series and Parallel Circuits
- 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) 1.5v
B) 1v
C) 3v
D) 2v
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