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- 1. Multiple Choice
A device that is used to break an electric circuit is called _______________.
Cell
Switch
Circuit
- 2. Multiple Choice
An electric cell has _______________ terminals and ___________ filament .
Three , Two
Two , Two
Two , One
- 3. Multiple Choice
What is a circuit?
An outlet or switch
A path which an electric current flows
A poor conductor
- 4. Multiple Choice
Electric current moves in only one direction.
True
False
- 5. Multiple Choice
A conductor is ____________
Something that allows electric current to flow easily
Something that limits the flow of electricity
- 6. Multiple Choice
__________ is the positive terminal of an electrical cell.
Metal disc
Metal case
Metal cap
Metal base
- 7. Multiple Choice
A combination of two or more electric cells is called _______ .
Electric circuit
Battery
Terminals
None of these
- 8. Multiple Choice
A material which does not allow the electricity to pass through it is _____________ .
Conductor
Electric cell
Insulator
None of these
- 9. Multiple Choice
The electric current in a closed circuit always flows from the _______ terminal of the electric cell to the ______ terminal.
Negative to positive
Positive to negative
Positive to positive
None of these
- 10. Multiple Choice
Why do electricians wear gloves made of rubber?
It is soft.
It is waterproof.
It is an insulator.
It is inexpensive.
- 11. Multiple Choice
Why is a switch used in a circuit?
To complete or break a circuit
To save energy
To prevent electric shocks
To make the bulb glow easily
- 12. Multiple Choice
In an electric bulb, light is produced due to the glowing of :
Gases inside glass case of the bulb.
The glass case of the bulb.
The thin filament.
The thick wires supporting the filament.
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