When it comes to electrical circuits, there’s a lot to remember and understand. We've got you covered with this Intro to Circuits BBC Bitesize guide.

Follow along with a detailed diagram illustrating how solar panels convert sunlight into usable electricity. Then, learn how diagrams help organize our thoughts and improve reading writing skills.

Wind the insulated wire tightly around the nail to make an electromagnet. Set up the equipment as shown in the diagram. Adjust the power pack so that a current of 0.1 A flows.

Invented in 1824 by the British physicist William Sturgeon, electromagnets are a fixture of modern life, appearing in loudspeakers, motors, MRI machines, maglev trains, and particle accelerators.