Electricity and circuit

How many terminals does an electric cell have?

• 1

• 2

• 3

• 4

Jute strings can be used to make a circuit.

• True

• False

What is the purpose of using an electric switch?

• To complete the circuit.

• To break the circuit.

• All of the above.

Electricity needs a ___________ to pass from the positive terminal to the negative terminal of an electric cell.

• path

• switch

• fuse

Electric current moves in only one direction.

• True

• False

A resistor is a device that controls current in electric circuits.

• True

• False

Which one is a good conductor of electricity?

• Rubber

• Glass

• Wood

• Copper

What is the filament of a bulb made of?

• Aluminum

• Tungsten

• Chromium

• Platinum

When does an electric bulb glow?

• In an open circuit

• In a closed circuit

• In both the circuits

What is a circuit?

• A path in which the electric current can flow.

• A path in which the electric current can't flow.

• A bad conductor

• An outlet or a switch