APES Unit 6 Study Guide

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Across
  1. 2. Using waste heat to produce additional electricity
  2. 4. Energy remaining after subtracting energy inputs
  3. 7. Ratio of energy returned to energy invested
  4. 8. Cloudiness of water often increased by mining runoff
  5. 11. Splitting atoms to release nuclear energy
  6. 14. Method of extracting natural gas using high-pressure fluids
  7. 15. Energy from burning organic material
  8. 17. Fossil fuel formed from ancient plant matter
  9. 19. Unit measuring heat energy
  10. 20. underground mining
  11. 21. Hardest and cleanest-burning form of coal
  12. 22. The canal where the water enters the dam for use
  13. 23. Nickname for the almost glossy coal type
  14. 26. Pollutants released into the air
  15. 29. Thick tar-like petroleum found in oil sands
  16. 30. Electrical power unit
  17. 32. Reducing energy use
  18. 33. Cleanest-burning fossil fuel
  19. 35. Type of solar where you need lots of insulation
  20. 36. Using less energy to perform the same task
  21. 38. Where the electrical energy is converted from mechanical
  22. 40. Heat energy from inside Earth
  23. 41. Power from moving water
  24. 42. Liquid fossil fuel used for transportation
Down
  1. 1. Fuel used in nuclear power plants
  2. 3. Solar panels that convert sunlight into electricity
  3. 5. Loss of this is an impact of mining
  4. 6. Ratio to assess how much nonrenewable energy is left
  5. 9. Device spun by water, wind, or steam to generate power
  6. 10. Power plant used only when demand spikes
  7. 11. A stair like structure that helps fish migrate even when dams are present
  8. 12. Powerful greenhouse gas released during fossil fuel extraction
  9. 13. Rock where most coal and oil are found
  10. 16. Surface layer removed during strip mining
  11. 18. Energy sources that replenish naturally
  12. 24. Network delivering electricity to users
  13. 25. Energy sources that cannot be replaced quickly
  14. 27. Electricity network using digital communication to improve efficiency
  15. 28. Energy from the sun
  16. 31. Power generated by moving air
  17. 34. Machine that converts mechanical energy into electricity
  18. 37. Early-stage coal precursor with low energy content
  19. 39. Biofuel made from fermented plant sugars