Types of Energy Generation

• What are fossil fuels?

  Natural substances formed from ancient organic matter
• Name three fossil fuels.

  Coal, oil, natural gas
• What are the advantages of fossil fuels?

  • High energy density
  • Established infrastructure for extraction and use
• What are the disadvantages of fossil fuels?

  • Contributes to air pollution
  • Finite resource leading to depletion
• How do fossil fuels affect the environment?

  They contribute to pollution and climate change
• Why are fossil fuels considered energy-dense?

  They contain a high amount of energy per unit mass
• What is nuclear energy?

  Energy released during nuclear reactions
• What are the advantages of nuclear energy?

  • Low greenhouse gas emissions
  • High energy output from small fuel amounts
• What are the disadvantages of nuclear energy?

  • Risk of nuclear accidents
  • Long-lived radioactive waste
• What happens to nuclear waste?

  It must be stored safely for thousands of years
• Is nuclear energy environmentally friendly? Why/why not?

  It has low emissions but poses waste risks
• What risks are associated with nuclear energy?

  Accidents, radiation exposure, and waste management
• How does solar power generate energy?

  By converting sunlight into electricity using panels
• What are the advantages of solar energy?

  • Renewable and abundant resource
  • Reduces electricity bills
• What are the disadvantages of solar energy?

  • High initial installation costs
  • Weather-dependent energy generation
• How does weather affect solar power?

  Cloudy days reduce energy production efficiency
• What are two uses of solar power?

  • Electricity generation
  • Heating water
• How does wind generate energy?

  By converting kinetic energy from wind into electricity
• What are the advantages of wind energy?

  • Clean and renewable energy source
  • Low operational costs
• What are the disadvantages of wind energy?

  • Intermittent energy supply
  • Impact on wildlife and noise pollution
• How does offshore wind power differ from onshore?

  Offshore wind farms are located in oceans
• Name a location with significant wind energy production.

  Texas, USA
• What is hydropower?

  Energy generated from the movement of water
• What are the advantages of hydropower?

  • Renewable and reliable energy source
  • Low greenhouse gas emissions
• What are the disadvantages of hydropower?

  • Disruption of local ecosystems
  • High initial construction costs
• How does hydropower affect ecosystems?

  It can disrupt fish migration and habitats
• What is tidal power?

  Energy generated from the rise and fall of tides
• How does geothermal energy work?

  It harnesses heat from the Earth's interior
• What are the advantages of tidal energy?

  • Predictable energy source
  • Minimal environmental impact
• What is one disadvantage of geothermal energy?

  Limited to regions with geothermal activity