- 1. How many light bulbs are in the diagram?
A) 2
B) 1
C) 4
D) 3
- 2. What kind of circuit is shown above?
A) parallel
B) concave
C) series
D) square
- 3. How many batteries are in the diagram?
A) 1
B) 0
C) 3
D) 2
- 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) open
B) loose
C) broken
D) closed
- 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) cloud
C) circuit
D) motor
- 9. When the electrical current CANNOT flow, the circuit is _______.
A) open
B) closed
C) loose
D) broken
- 10. The positve (+) and negative (-) ends of the battery are called ______.
A) battery terminals
B) battery sides
C) battery knobs
D) circuit diagram
- 11. A circuit that has only one electric flow is _________.
A) parallel circuit
B) battery circuit
C) paper circuit
D) series 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) electrical current
B) switch
C) conductor
D) volt
- 14. Objects that allow electrical current to flow are called ______.
A) conductors
B) circuits
C) batteries
D) nonconductors
- 15. Objects that DO NOT allow electrical current to flow are called ______.
A) circuits
B) conductors
C) nonconductors
D) batteries
- 16. Which parts of the pencil are conductors?
A) The wood and eraser
B) The eraser and point
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) Paper-Clip Switch
C) Simple Circuits
D) Series and Parallel Circuits
- 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) 3
B) 1.5v
C) 3v
D) 1.5
- 20. The series circuit with two batteries, gives how much voltage to a light bulb?
A) 3v
B) 2v
C) 1v
D) 1.5v
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