- 1. How many light bulbs are in the diagram?
A) 4
B) 1
C) 2
D) 3
- 2. What kind of circuit is shown above?
A) parallel
B) square
C) concave
D) series
- 3. How many batteries are in the diagram?
A) 2
B) 1
C) 3
D) 0
- 4. What kind of circuit is shown above?
A) series
B) rectangle
C) convex
D) parallel
- 5. The diagram shows a switch that's________.
A) loose
B) closed
C) broken
D) open
- 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) nonconductor
B) battery
C) conductor
D) microwave
- 8. The pathway for electrical current is called a _______.
A) cloud
B) highway
C) circuit
D) motor
- 9. When the electrical current CANNOT flow, the circuit is _______.
A) open
B) broken
C) closed
D) loose
- 10. The positve (+) and negative (-) ends of the battery are called ______.
A) battery knobs
B) circuit diagram
C) battery sides
D) battery terminals
- 11. A circuit that has only one electric flow is _________.
A) battery circuit
B) paper circuit
C) parallel circuit
D) series circuit
- 12. The unit that measures a battery's strength is called ________.
A) circuit
B) current
C) conductor
D) volt
- 13. A device that opens and closes a circuit is a __________.
A) switch
B) electrical current
C) conductor
D) volt
- 14. Objects that allow electrical current to flow are called ______.
A) conductors
B) batteries
C) circuits
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 metal
B) The metal and point
C) The eraser and point
D) The wood and eraser
- 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) 1.5v
D) 3
- 20. The series circuit with two batteries, gives how much voltage to a light bulb?
A) 3v
B) 2v
C) 1.5v
D) 1v
|