- 1. How many light bulbs are in the diagram?
A) 3
B) 4
C) 1
D) 2
- 2. What kind of circuit is shown above?
A) concave
B) series
C) square
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) series
B) parallel
C) rectangle
D) convex
- 5. The diagram shows a switch that's________.
A) closed
B) broken
C) loose
D) open
- 6. The photo shows a symbol of what object?
A) a switch
B) a wire
C) a car
D) a battery
- 7. A device able to supply electrical energy is a ________.
A) conductor
B) nonconductor
C) battery
D) microwave
- 8. The pathway for electrical current is called a _______.
A) circuit
B) motor
C) highway
D) cloud
- 9. When the electrical current CANNOT flow, the circuit is _______.
A) closed
B) broken
C) open
D) loose
- 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) series circuit
B) parallel circuit
C) paper circuit
D) battery 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) electrical current
B) volt
C) conductor
D) switch
- 14. Objects that allow electrical current to flow are called ______.
A) circuits
B) batteries
C) conductors
D) nonconductors
- 15. Objects that DO NOT allow electrical current to flow are called ______.
A) circuits
B) batteries
C) nonconductors
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) Solid Conductors
B) Series and Parallel Circuits
C) Paper-Clip Switch
D) Simple Circuits
- 18. Which activity did we discover what objects are conductors and what objects are nonconductors?
A) Paper-Clip Switch
B) Solid Conductors
C) Series and Parallel Circuits
D) Simple Circuits
- 19. How many volts are in the batteries we have used?
A) 3v
B) 3
C) 1.5v
D) 1.5
- 20. The series circuit with two batteries, gives how much voltage to a light bulb?
A) 1v
B) 2v
C) 1.5v
D) 3v
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