Wind and Solar

• What types of renewable energy are discussed in the video?

  Wind and solar power
• How is wind power captured?

  Through the use of wind turbines
• Where are wind turbines generally placed?

  In exposed areas like malls or coasts
• What do wind turbines convert kinetic energy into?

  Electrical energy
• What is the main component inside a wind turbine?

  A generator
• How do solar cells generate electricity?

  From sunlight
• What are solar cells often made into?

  Solar panels
• In what types of devices do solar cells work well?

  Low energy devices like watches and calculators
• Where is solar power particularly useful?

  In remote regions like the Australian outback
• What is the main issue with both wind and solar energy?

  They depend on the weather
• What happens if the wind doesn't blow or the sun doesn't shine?

  They don't generate any electricity
• What is a limitation regarding energy supply during peak demand?

  There is no way to increase supply
• What is a common complaint about wind turbines?

  They don't look nice and are noisy
• What is a significant advantage of both wind and solar energy?

  They have very low running costs
• What do wind and solar energy not produce?

  Pollutants, including carbon dioxide
• What is a disadvantage of producing solar cells?

  It often produces pollutants
• How are the costs of wind and solar energy changing?

  They are getting cheaper every year
• What are the pros and cons of wind and solar energy?

  Pros:

  • Very low running costs
  • No pollutants produced

  
  

  Cons:

  • High upfront costs
  • Dependent on weather conditions
  • Take up a lot of space
  • Aesthetic and noise complaints