P2 energy recources and transfers

• How does steam contribute to energy changes in a power station?

  Steam converts heat energy to kinetic energy
• What happens to the kinetic energy of the turbine in a power station?

  It moves the generator to produce electricity
• What type of energy is generated by the generator in a power station?

  Electrical energy
• What are the main energy sources available on Earth?

  • Fossil fuels
  • The Sun
  • Nuclear fuel
  • Geothermal resources
  • Hydroelectricity
  • The tides
• What is a non-renewable fuel?

  A fuel with limited supply that will run out
• What defines a renewable energy source?

  Sources that replenish themselves naturally
• Is nuclear fuel considered renewable or non-renewable?

  Non-renewable resource
• What are examples of renewable energy sources?

  • Solar
  • Tidal
  • Waves
  • Wind
  • Geothermal
  • Biomass
  • Hydroelectric
• What are the benefits of using fossil fuels as an energy source?

  They are inexpensive and provide a lot of energy
• How is wind utilized as an energy source?

  Wind turns turbine blades to generate electricity
• How does hydroelectric power produce energy?

  Water turns a turbine to generate electricity
• What initial energy store is used in hydroelectric power?

  Gravitational potential energy of water
• What energy source uses light energy to create an electric current?

  Solar cells / Photovoltaic cells
• What are the advantages of tidal energy sources?

  They are reliable and do not produce greenhouse gases
• What are the disadvantages of hydroelectric power?

  The dam may cause flooding and high costs
• What problems might people have with wind turbines?

  They cause noise pollution and harm birds
• What are some advantages of solar panels?

  They are renewable and environmentally friendly
• What are the advantages of using nuclear energy for electricity production?

  It is cheap and does not produce greenhouse gases
• What are the disadvantages of using nuclear energy for electricity production?

  It produces radioactive waste and risks accidents
• How does the cost of nuclear energy compare to fossil fuels?

  Nuclear energy is cheaper per kWh produced
• Why is nuclear energy considered reliable?

  It is not weather-dependent and location-specific