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