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The Cell

Batteries come in many different shapes and sizes so they can fit into different kinds of appliances
Batteries come in many different shapes and sizes so they can fit into different kinds of appliances
Credit: Wikimedia Commons. Click here for the license

This is what we often call a battery. It's the power source. It pushes the electricity around the circuit.

Its job is to:

Store chemical energy and turn it into electrical energy.

💡 Fun Facts

  • A single battery is actually called a 'cell'. When you have two or more cells together, it's called a 'battery'.
  • Every cell has two ends: a positive (+) and a negative (-). The electricity flows from the negative end to the positive end.
  • The first proper battery was invented in 1800 by an Italian scientist named Alessandro Volta.