Circuit symbols

• Electric circuit diagrams are drawn using agreed symbols and conventions that can be understood by everyone across the world.
• Cell

  • A cell provides a potential difference

  
• Is a cell

  
• Battery

  • Provides a potential diffrence

  
• Is a battery

  
• Switch

  • Allows the current of flow to be switched on or off

  
• The left is a open switch and the right is a closed switch