Fossil fuels and nuclear energy

• What is a fossil fuel?

  A hydrocarbon material from dead organisms
• How are fossil fuels formed?

  From remains of dead plants and animals
• What are the main types of fossil fuels?

  • Coal
  • Oil
  • Natural gas
• How can fossil fuels be used to provide heat?

  Burned for cooking and heating
• What is one use of fossil fuels in engines?

  Power internal combustion engines
• How are fossil fuels used to generate electricity?

  Burned to produce heat for turbines
• What are the pros and cons of fossil fuels?

  Pros:

  • Relatively cheap
  • Usable in any conditions
  • Existing infrastructure supports them

  
  

  Cons:

  • Limited resource
  • Produce carbon dioxide
  • Can emit toxic gases
• Are fossil fuels relatively cheap or expensive?

  Relatively cheap
• Are fossil fuels a renewable or finite resource?

  Finite resource
• What gas is produced by burning fossil fuels that contributes to global warming?

  Carbon dioxide
• What is nuclear energy?

  Energy from nuclear reactions
• How is nuclear energy generated?

  Through nuclear fission reactions
• What can nuclear energy be used for?

  To generate electricity
• What are the pros and cons of nuclear energy?

  Pros:

  • No pollutants like sulfur dioxide
  • Usable in any conditions
  • Long-lasting fuel supply

  
  

  Cons:

  • Finite resource
  • Produces radioactive waste
  • High cost
  • Risk of nuclear meltdown
• Do nuclear fuels produce pollutants like sulfur dioxide?

  No, they do not
• Is nuclear energy dependent on environmental forces?

  No, it is not
• What is a disadvantage of nuclear power stations?

  They produce radioactive waste
• How long does radioactive waste remain harmful?

  Thousands of years
• Is nuclear fuel a renewable resource?

  No, it is finite
• What is a risk associated with nuclear power stations?

  Nuclear meltdown
• What is the cost aspect of nuclear energy?

  It is quite expensive