- 1. How many light bulbs are in the diagram?
A) 2
B) 4
C) 3
D) 1
- 2. What kind of circuit is shown above?
A) square
B) series
C) concave
D) parallel
- 3. How many batteries are in the diagram?
A) 1
B) 0
C) 2
D) 3
- 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) loose
B) broken
C) open
D) closed
- 6. The photo shows a symbol of what object?
A) a switch
B) a car
C) a wire
D) a battery
- 7. A device able to supply electrical energy is a ________.
A) battery
B) conductor
C) nonconductor
D) microwave
- 8. The pathway for electrical current is called a _______.
A) motor
B) highway
C) cloud
D) circuit
- 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) battery terminals
C) battery knobs
D) circuit diagram
- 11. A circuit that has only one electric flow is _________.
A) paper circuit
B) battery circuit
C) parallel circuit
D) series circuit
- 12. The unit that measures a battery's strength is called ________.
A) current
B) circuit
C) conductor
D) volt
- 13. A device that opens and closes a circuit is a __________.
A) conductor
B) electrical current
C) switch
D) volt
- 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) nonconductors
B) circuits
C) conductors
D) batteries
- 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) Paper-Clip Switch
B) Simple Circuits
C) Series and Parallel Circuits
D) Solid Conductors
- 18. Which activity did we discover what objects are conductors and what objects are nonconductors?
A) Solid Conductors
B) Paper-Clip Switch
C) Simple Circuits
D) Series and Parallel Circuits
- 19. How many volts are in the batteries we have used?
A) 1.5
B) 3
C) 1.5v
D) 3v
- 20. The series circuit with two batteries, gives how much voltage to a light bulb?
A) 3v
B) 1v
C) 2v
D) 1.5v
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