- 1. How many light bulbs are in the diagram?
A) 3
B) 1
C) 2
D) 4
- 2. What kind of circuit is shown above?
A) series
B) concave
C) parallel
D) square
- 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) convex
B) series
C) rectangle
D) parallel
- 5. The diagram shows a switch that's________.
A) loose
B) open
C) broken
D) closed
- 6. The photo shows a symbol of what object?
A) a car
B) a wire
C) a battery
D) a switch
- 7. A device able to supply electrical energy is a ________.
A) conductor
B) microwave
C) battery
D) nonconductor
- 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) loose
B) broken
C) open
D) closed
- 10. The positve (+) and negative (-) ends of the battery are called ______.
A) battery sides
B) battery terminals
C) circuit diagram
D) battery knobs
- 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) switch
B) conductor
C) volt
D) electrical current
- 14. Objects that allow electrical current to flow are called ______.
A) conductors
B) batteries
C) nonconductors
D) circuits
- 15. Objects that DO NOT allow electrical current to flow are called ______.
A) circuits
B) conductors
C) batteries
D) nonconductors
- 16. Which parts of the pencil are conductors?
A) The wood and metal
B) The wood and eraser
C) The metal and point
D) The eraser and point
- 17. Which activity did we compare the brightness of the light bulb?
A) Paper-Clip Switch
B) Solid Conductors
C) Simple Circuits
D) Series and Parallel Circuits
- 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) 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) 2v
C) 1.5v
D) 1v
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