We can see how circuits work, and represent them with some simple diagrams, using basic electrical components like these. You start with a cell, or combination of cells. These could be batteries ...

Adding more batteries to a simple circuit will increase the electrical energy, which will make a bulb brighter. Electricity can flow through the components in a complete electrical circuit.

[Kevin] set up a simple circuit to show the truth ... It could withstand the mighty electric charge that only a grown man jumping on his couch can summon. Powerful magics indeed.

Atmospheric electricity and the global electric circuit are fascinating areas of study that explore the interactions between electrical phenomena in the atmosphere and various meteorological ...