Science

• Fuel categories


  • Fossil fuels (coal, oil, gas)
  • Renewable fuels (wood, biofuels)
• Combustion


  The scientific word for burning
• Combustion reaction


  1. Fuel reacts with oxygen from the air

  2. Produces carbon dioxide and water
• Combustion reaction example


  • Methane (fuel) reacts with oxygen to produce carbon dioxide and water
• Combustion reactions are used in our everyday lives
• Hydrocarbons


  Molecules made up of hydrogen and carbon
• When petrol and diesel burn

  They release carbon dioxide and water