- 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) square
B) concave
C) series
D) parallel
- 3. How many batteries are in the diagram?
A) 0
B) 1
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) loose
B) open
C) closed
D) broken
- 6. The photo shows a symbol of what object?
A) a wire
B) a battery
C) a switch
D) a car
- 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) cloud
B) highway
C) motor
D) circuit
- 9. When the electrical current CANNOT flow, the circuit is _______.
A) loose
B) closed
C) open
D) broken
- 10. The positve (+) and negative (-) ends of the battery are called ______.
A) battery sides
B) battery knobs
C) battery terminals
D) circuit diagram
- 11. A circuit that has only one electric flow is _________.
A) series circuit
B) battery circuit
C) parallel circuit
D) paper circuit
- 12. The unit that measures a battery's strength is called ________.
A) current
B) circuit
C) volt
D) conductor
- 13. A device that opens and closes a circuit is a __________.
A) conductor
B) volt
C) switch
D) electrical current
- 14. Objects that allow electrical current to flow are called ______.
A) nonconductors
B) conductors
C) circuits
D) batteries
- 15. Objects that DO NOT allow electrical current to flow are called ______.
A) nonconductors
B) conductors
C) circuits
D) batteries
- 16. Which parts of the pencil are conductors?
A) The metal and point
B) The wood and eraser
C) The wood and metal
D) The eraser and point
- 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) Paper-Clip Switch
B) Series and Parallel Circuits
C) Solid Conductors
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) 1.5v
B) 2v
C) 1v
D) 3v
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