- 1. How many light bulbs are in the diagram?
A) 4
B) 1
C) 3
D) 2
- 2. What kind of circuit is shown above?
A) series
B) square
C) parallel
D) concave
- 3. How many batteries are in the diagram?
A) 2
B) 0
C) 3
D) 1
- 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) open
B) broken
C) closed
D) loose
- 6. The photo shows a symbol of what object?
A) a car
B) a battery
C) a switch
D) a wire
- 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) highway
B) cloud
C) motor
D) circuit
- 9. When the electrical current CANNOT flow, the circuit is _______.
A) broken
B) loose
C) open
D) closed
- 10. The positve (+) and negative (-) ends of the battery are called ______.
A) battery sides
B) battery knobs
C) circuit diagram
D) battery terminals
- 11. A circuit that has only one electric flow is _________.
A) parallel circuit
B) battery circuit
C) series circuit
D) paper circuit
- 12. The unit that measures a battery's strength is called ________.
A) current
B) volt
C) circuit
D) conductor
- 13. A device that opens and closes a circuit is a __________.
A) conductor
B) volt
C) electrical current
D) switch
- 14. Objects that allow electrical current to flow are called ______.
A) circuits
B) nonconductors
C) batteries
D) conductors
- 15. Objects that DO NOT allow electrical current to flow are called ______.
A) nonconductors
B) circuits
C) batteries
D) conductors
- 16. Which parts of the pencil are conductors?
A) The wood and metal
B) The eraser and point
C) The metal and point
D) The wood and eraser
- 17. Which activity did we compare the brightness of the light bulb?
A) Series and Parallel Circuits
B) Simple Circuits
C) Paper-Clip Switch
D) Solid Conductors
- 18. Which activity did we discover what objects are conductors and what objects are nonconductors?
A) Simple Circuits
B) Series and Parallel Circuits
C) Solid Conductors
D) Paper-Clip Switch
- 19. How many volts are in the batteries we have used?
A) 1.5v
B) 1.5
C) 3v
D) 3
- 20. The series circuit with two batteries, gives how much voltage to a light bulb?
A) 1v
B) 2v
C) 3v
D) 1.5v
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