Electricity

A _________ is a portable device that produces light when it is switched on.

• Fan

• Torch

• Dry cell

• Secondary cell

Electricity is a _____________ energy source as it is obtained by converting other sources of energy like coal & solar energy.

• Primary

• Secondary

The ___________ of a bulb glows when electricity is passed through it.

• Terminals

• Cell

• Filament

• Current

__________ are materials which allow electric current to flow through them.

• Circuit

• Insulators

• Conductors

• Switch

Aluminium is a good conductor of electricity.

• True

• False