Fall Final Review

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Across
  1. 3. A plate boundary where two plates move away from each other.
  2. 5. animal that hunts other animals for food
  3. 10. species that enter new ecosystems and multiply, harming native species and their habitats
  4. 11. scale that tells how severe a tornado
  5. 13. the act of making something useful again, in this unit primarily making the land useful again
  6. 15. storm often accompanied by heavy precipitation and frequent thunder and lightning
  7. 17. A plate boundary where two plates move toward each other
  8. 18. The hypothesis that states that the continents once formed a single landmass, broke up, and drifted to their present locations
  9. 20. fuels Coal, oil, natural gas
  10. 21. overflowing of a large amount of water beyond its normal confines, esp. over what is normally dry land
  11. 22. scale that rates an earthquake's magnitude based on the size of its seismic waves.
  12. 25. device that records ground movements caused by seismic waves as they move through Earth
  13. 26. large fire that spreads quickly over a natural area
  14. 28. height of land
  15. 30. lines that connect points of equal elevation
  16. 32. hurricane intensity scale that relates hurricane damage to wind speeds and central air pressures.
  17. 36. process of making new products from materials that were used in another product.
  18. 37. shaking that results from the movement of rock beneath Earth's surface.
  19. 39. removal of trees faster than forests can replace themselves.
  20. 40. a species on which other species in an ecosystem largely depend, such that if it were removed the ecosystem would change drastically.
Down
  1. 1. resources that can be replaced as fast as they are used
  2. 2. the action of reducing the severity, seriousness, or painfulness of something
  3. 4. theory that states the Earth's crust is not solid but broken up into many different pieces/plates
  4. 6. to use less of something
  5. 7. the process by which new oceanic crust forms along a mid-ocean ridge and older oceanic crust moves away from the ridge
  6. 8. boundary in which two plates slide past each other without creating or destroying lithosphere
  7. 9. measure of the impact human activities have on the environment in terms of the amount of greenhouse gases produced, measured in units of carbon dioxide
  8. 12. rapidly whirling, funnel-shaped cloud that reaches down to touch Earth's surface.
  9. 14. Organisms that make their own food
  10. 16. resource that cannot be replaced as fast as it is used
  11. 19. Elements found naturally on Earth; humans have found productive ways to use minerals to our benefit
  12. 23. large ocean wave generated by vertical motions of the seafloor during an earthquake
  13. 24. the variety of life in the world or in a particular habitat or ecosystem.
  14. 27. A community of organisms where there are several interrelated food chains
  15. 29. fierce tropical storms with strong winds
  16. 31. organism that obtains energy and nutrients by feeding on other organisms or their remains.
  17. 33. series of steps in which organisms transfer energy by eating and being eaten
  18. 34. Involves using a resource over and over in the same form
  19. 35. Organisms that break down the dead remains of other organisms
  20. 38. organism that is killed and eaten by another organism