We use circuit symbols to draw diagrams of electrical circuits, with straight lines to show the wires. The diagram shows some common circuit symbols.
Cells and batteries
Notice the difference between the symbol for a cell and the symbol for abattery? The battery is made from joining cell symbols together.
Think of what we usually call a single battery, like the type you put in a torch. In physics, each of these is actually called a cell - it is only when you have two…