1. How many of these symbols do you know?

2. BiohazardRadiation ToxicCorrosive 40 C washHand wash No BleachDo not wash

3. 5.1 Electric Circuits 25 October 2015 Every electrical component has its own agreed symbol. Circuit diagrams show how components connect together A battery is made of 2 or more electrical cells. How many circuit symbols can you remember? What do they represent?

4. Circuit Symbols

6. Battery or cell? More than one cell makes a battery. An electrical cell is the simplest unit which produces an electric current. Most cells produce between 1.2V to 2V – anything more is a battery. Battery of Guns Battery Hens 3 electric cells.

7. Electric Current Remember: Copper atoms are much bigger than electrons and are packed together in the wire. +

8. In an electric c____, current is the flow of e_______. The bigger the current, the m___ electrons are flowing around the circuit. The w___ carry the electrons from one terminal around the circuit to the other t______. Current lamps ircuit lectrons ore ires erminal

9. 5.1 Electric Circuits 25 October 2015 Every electrical component has its own agreed symbol. Circuit diagrams show how components connect together A battery is made of 2 or more electrical cells. How many circuit symbols can you remember? What do they represent?