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Battery

Contents

Key Stage 2

Meaning

 
These two electrical cells work together as a battery.

A battery is two or more electrical cells connected together.

Singular Noun: Battery
Plural Noun: Batteries

About Batteries

Whenever two or more electrical cells are in the same circuit they are called a battery.
A battery is made if two or more electrical cells are plugged in to the same device.
A 9V 'square' battery is made of 6 electrical cells. The symbol for a battery.

Key Stage 3

Meaning

A battery is more than two electrical cells, which each have a chemical potential energy store, connected together in an electrical device.

About Batteries

A battery made from electrical cells connected in series gives a greater potential difference allowing it to provide a greater current.
A battery made from identical electrical cells connected in parallel will have the same potential difference as one single cell but will last much longer as it has a greater store of chemical potential energy.
A 9V 'square' battery is made of 6 electrical cells. Each cell has a potential difference of 1.5V. The symbol for a battery.

Key Stage 4