Wed Ppt Review Cynthia

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Wed Ppt Review Cynthia

  1. 1. 200 300 400 500 100 200 300 400 500 100 200 300 400 500 100 200 300 400 500 100 200 300 400 500 100 Weathering Mechanical vs. Chemical Erosion 5 Agents Potluck
  2. 2. What is the process that breaks down rock and other substances?
  3. 3. weathering
  4. 4. What is the physical process that breaks down rock into smaller pieces?
  5. 5. mechanical weathering
  6. 6. What is the process that breaks down rock through chemical changes?
  7. 7. chemical weathering
  8. 8. What are the two most important factors that determine the rate at which weathering occurs?
  9. 9. type of rock and climate
  10. 10. In what climate will weathering occur the fastest?
  11. 11. hot and wet
  12. 12. What is the name given to weathering that occurs as a result of repeated freezing and thawing of water? Double your points if you can tell me the type of weathering this is.
  13. 13. frost wedging; mechanical
  14. 14. What do we call weathering that occurs as a result of oxygen reacting with water and iron? Double your points if you can tell me the type (mechanical or chemical) of weathering.
  15. 15. oxidation; chemical
  16. 16. What is the type of weathering that occurs when feldspar turns to clay? Double your points if you can tell me the type of weathering.
  17. 17. hydrolysis; chemical
  18. 18. What is the type of weathering that occurs as a result of repeated heating and cooling? Double your points if you can tell me the type of weathering.
  19. 19. thermal expansion; mechanical
  20. 20. How can plants cause both mechanical and chemical weathering?
  21. 21. root pry and plant acids
  22. 22. What is the movement of particles by wind, water, ice, gravity, or waves?
  23. 23. erosion
  24. 24. What is the material moved by erosion called?
  25. 25. sediment
  26. 26. What process must occur before erosion can occur?
  27. 27. weathering
  28. 28. What agent causes the greatest amount of erosion?
  29. 29. water
  30. 30. What form of mechanical weathering can be found in most erosion circumstances?
  31. 31. abrasion
  32. 32. Which agent of erosion includes plucking and abrasion?
  33. 33. glaciers
  34. 34. Which agent of erosion was responsible for problems in the Dust Bowl?
  35. 35. wind
  36. 36. Which agent of erosion occurs both above and below ground?
  37. 37. water
  38. 38. Which agent of erosion involves impact and abrasion?
  39. 39. waves
  40. 40. Which agent of erosion involves slump, creep, and landslides? Add 200 points if you can tell me what these are types of.
  41. 41. gravity; mass movement
  42. 42. What occurs when agents of erosion lay down sediment?
  43. 43. deposition
  44. 44. What type of weathering is acid rain?
  45. 45. chemical weathering
  46. 46. What is the type of weathering that causes layers of rock to be uploaded as a result of pressure release?
  47. 47. exfoliation
  48. 48. What do weathering, erosion, and deposition have in common? Add 200 points if you can name more than one similarity.
  49. 49. shape and change Earth’s surface; part of a cycle; all have to do with sediment
  50. 50. How can weathering, erosion, and deposition happen at the same time? Add 500 points if you can describe a situation that involves more than two.
  51. 51. Examples: Wind (erosion, abrasion, deposition) Water (weathering, erosion, abrasion, deposition) Waves (abrasion, erosion, deposition) Glaciers (erosion, abrasion, deposition)

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