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