P2a Passive Solar Heating And Wind Power

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  • 1. Solar cooking
    • How does it work?
  • 2. Passive solar heating
  • 3. Passive solar heating
    • Glass allows ________ to pass through
    • Sunlight warms _______ coloured walls/floor
    • Walls emit heat ( _________ radiation)
    • Heat is transferred through rooms by ___________ and ____________
    • Glass prevents heat (infrared) escaping so the net effect is warming
    • Usually positioned on __________ of buildings
  • 4. Wind power
  • 5. Wind power
    • What causes winds?
  • 6. Wind power - energy transfer
    • Energy transfer diagram for wind power:
  • 7. Wind power - pros and cons
    • Advantages
    • Disadvantages
  • 8.