Energy Resorces

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Across
  1. 2. Biomass is a mixture of ___ molecules
  2. 4. This is used to heat water (2 words)
  3. 6. What creates heat which is used to create steam? (2 words)
  4. 9. The mixture of the (previous answer) contain molecules of ___
  5. 11. This is part of the combination of wave energy
  6. 12. What is the fuel for nuclear rectors?
  7. 14. Hydroelectric power is the production of electric power through ___ of falling and flowing water (2 words)
  8. 18. Wave energy need a decent ___ of waves to work
  9. 20. Solar energy can be used to ___ water directly
  10. 21. Nuclear energy is ___
  11. 22. Biofuels come from ___ things
  12. 23. People are growing biofuel crops instead of ___ (2 words)
  13. 24. What can biodiesel be produced from? (2 words)
Down
  1. 1. What is biomass based on?
  2. 3. This means it does not contribute to climate change (2 words)
  3. 5. Solar energy is the ___ produced by the sun (2 words)
  4. 7. This can be the effect of solar energy on people
  5. 8. What is an advantage of biofuels?
  6. 10. The steam turns a ___ which generates electricity
  7. 13. This is one of the most common biofuels
  8. 15. Chemical => ___ => kinetic => electrical
  9. 16. What do solar energy systems help reduce our dependence on? (2 words)
  10. 17. Biofuels can lead to ___
  11. 19. Solar energy is ___ in price
  12. 25. A problem with biofuels is that they divert ___ away from humans