Across
- 5. Economic cycle of rapid growth followed by collapse
- 11. When solar or wind output fluctuates unpredictably
- 14. Energy resources known and economically recoverable
- 15. Economic fall once a resource is depleted
- 17. Lowest energy and most polluting form of coal
- 20. Electrical power unit
- 22. Removing surface layers to reach shallow deposits
- 24. Restoring land after mining is completed
- 25. Machine that converts mechanical energy into electricity
- 29. Power generated by moving air
- 30. Creating staur like structures to help fish migration that is messed up by dams
- 33. Technique using high pressure fluid to extract natural gas
- 34. Unit measuring heat energy
- 37. Device that moves heat instead of generating it
- 39. Power from moving water
- 41. Cleanest burning fossil fuel
- 43. An impact on the environment due to hydroelectric power
- 45. Moment when global oil production reaches its maximum rate
- 46. Process of separating crude oil into useful products
- 48. Electricity network using real-time monitoring and automation
- 51. Energy left after subtracting energy used to produce it
- 53. Total environmental impact from extraction to disposal
- 54. Depth of resource affecting cost and difficulty of extraction
- 58. Extracting metal from ore by heating and melting
- 60. Microbes break down organic matter without oxygen to produce biogas
- 62. Fuel used in nuclear power plants
- 63. Cleanest highest energy form of coal
- 64. Using less energy to perform the same task
- 65. What do birds do when they meet up with the wind mills (Impact)
- 69. Mining technique used when resources are deep underground
- 70. Heat energy from inside Earth
- 71. Reducing energy use
- 73. Underground pockets of hot water or steam
- 74. The amount of kWh you get from 100,000 Watts
- 75. Splitting atomic nuclei to release energy
Down
- 1. Nickname for the 2nd least C02 potent type of coal
- 2. Producing heat and electricity simultaneously
- 3. Hydroelectric system with minimal reservoir storage
- 4. Polluted water created when sulfide minerals mix with oxygen
- 6. Waste materials left after ore processing
- 7. Wood is made into firewood or ___ to burn
- 8. Amount of CO2 emitted per unit of energy produced
- 9. Rock containing valuable minerals
- 10. Toxic byproduct left after coal combustion
- 12. Energy sources that take millions of years to form
- 13. An economic reason we still fossil fuels
- 16. Device spun by water wind or steam to generate electricity
- 18. Energy from the sun
- 19. Energy from burning organic material
- 21. Bitumen-rich deposits requiring energy intensive extraction
- 23. Smaller scale dam system
- 26. Process of concentrating valuable minerals in ore
- 27. Mining method removing mountaintops to reach coal
- 28. Power plant used only when demand spikes
- 31. Energy produced by ocean tides
- 32. Hydrogen and ___ are used in HFC Cells
- 34. Thick heavy form of petroleum found in oil sands
- 35. Point at which maximum petroleum extraction is reached
- 36. Solar technology converting light directly into electricity
- 38. Percentage of time a power plant produces electricity
- 40. Energy sources that naturally replenish
- 42. Radioactive materials created during nuclear fission
- 44. Pollutants released into the air
- 47. Fossil fuel formed from ancient plant matter
- 48. Kind of rock that fossil fuels are found
- 49. Network delivering electricity to consumers
- 50. Pollution released during fuel use not production
- 52. Renewable liquid fuel made from fermenting biomass
- 55. Ice-like frozen methane found in ocean sediments
- 56. Liquid fossil fuel used for transportation
- 57. Devices that absorb neutrons to control fission
- 59. Natural gas trapped in shale rock layers
- 61. WHat is released when creating geothermal plants
- 66. The nickname for the type of coal that is hard and glossy and deep black
- 67. Most commonly used type of coal
- 68. The mining technique that pollutes running water by dumping unwanted sediment in to the water
- 72. Ratio of energy returned to energy invested