Sources of energy

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Across
  1. 2. In a wind power station, wind ________ are attached to tall towers.
  2. 5. The ___ is an example of a renewable energy source.
  3. 8. What type of energy do geothermal power stations use?
  4. 10. Where in Thailand is there a small geothermal power station?
  5. 11. _______ ___ is an example of a non-renewable energy source. (2 words)
  6. 13. What type of energy can be used over and over?
  7. 17. Turbines are spun in g______ to generate electricity.
  8. 18. Name the part of a wind turbine that is spun by the blade.
  9. 20. A high wind _____ is needed for wind power stations to operate effectively.
  10. 21. We use many different sources of ______ to generate electricity
  11. 22. Photovoltaic power stations use special _____ ______. (2 words)
  12. 23. What is built across a river to store a huge amount of water?
  13. 27. How many groups can we categorize energy sources into?
  14. 28. What type of power station uses running water to generate electricity?
  15. 30. What part of a wind turbine spins when wind blows?
Down
  1. 1. ______ is an example of a non-renewable energy source.
  2. 3. ______ w____ is an example of a renewable energy source. (2 words)
  3. 4. What type of energy are those being used faster than they can be replaced?
  4. 5. S_______ is reflected to a solar receiver tower in solar thermal power stations?
  5. 6. What type of energy is an example of a renewable energy source.
  6. 7. What spins the turbines in geothermal power stations to generate electricity?
  7. 9. Running water in rivers and ______ is used to generate electricity in hydroelectric power stations.
  8. 12. ____ is an example of a non-renewable energy source.
  9. 14. What is another name for a wind power station?
  10. 15. What are burned in a fossil-fueled power station? (2 words)
  11. 16. Our electricity comes from _____ _______. (2 words)
  12. 19. Huge amounts of water is stored at great heights in a _________.
  13. 24. What is heat energy used to heat in solar thermal power stations?
  14. 25. In what type of power station is sunlight converted into electricity directly?
  15. 26. ____ is an example of a renewable energy source.
  16. 29. Electricity produced from power stations is carried through c_____