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Wedsoil

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Wedsoil

  1. 1. Weathering, Erosion, Deposition and Soil Review
  2. 2. Question 1 <ul><li>True or False: After chemical weathering, the chemical make up of the rock is the same. </li></ul>
  3. 3. Answer 1 <ul><li>True or False: After chemical weathering, the chemical make up of the rock is the same. </li></ul><ul><li>False </li></ul>
  4. 4. Question 2 <ul><li>Which soil layer contains partially weathered rock? </li></ul>
  5. 5. Answer 2 <ul><li>Which soil layer contains partially weathered rock? </li></ul><ul><li>C Horizon </li></ul>
  6. 6. Question 3 <ul><li>What is the loose material on the Earth’s surface that contains humus? </li></ul>
  7. 7. Answer 3 <ul><li>What is the loose material on the Earth’s surface that contains humus? </li></ul><ul><li>Soil </li></ul>
  8. 8. Question 4 <ul><li>Which soil layer is the best for growing plants? </li></ul>
  9. 9. Answer 4 <ul><li>Which soil layer is the best for growing plants? </li></ul><ul><li>The A Horizon (Topsoil) </li></ul>
  10. 10. Question 5 <ul><li>What agent of mechanical weathering wears away rock by the grinding action of other rock particles? </li></ul>
  11. 11. Answer 5 <ul><li>What agent of mechanical weathering wears away rock by the grinding action of other rock particles? </li></ul><ul><li>Abrasion </li></ul>
  12. 12. Question 6 <ul><li>How does ice wedging cause mechanical weathering of rocks? </li></ul>
  13. 13. Answer 6 <ul><li>How does ice wedging cause mechanical weathering of rocks? </li></ul><ul><li>By freezing and thawing </li></ul>
  14. 14. Question 7 <ul><li>The growth of plant roots and animal activity is what type of weathering? </li></ul>
  15. 15. Answer 7 <ul><li>The growth of plant roots and animal activity is what type of weathering? </li></ul><ul><li>Mechanical Weathering </li></ul>
  16. 16. Question 8 <ul><li>What kind of weathering causes the mineral composition of rocks to change? </li></ul>
  17. 17. Answer 8 <ul><li>What kind of weathering causes the mineral composition of rocks to change? </li></ul><ul><li>Chemical weathering </li></ul>
  18. 18. Question 9 <ul><li>A rock containing iron becomes soft and crumbly and reddish-brown in color. It has probably been weathered by what? </li></ul>
  19. 19. Answer 9 <ul><li>A rock containing iron becomes soft and crumbly and reddish-brown in color. It has probably been weathered by what? </li></ul><ul><li>Oxygen (oxidation) </li></ul>
  20. 20. Question 10 <ul><li>How does a hot and wet climate affect the rate of weathering? </li></ul>
  21. 21. Answer 10 <ul><li>How does a hot and wet climate affect the rate of weathering? </li></ul><ul><li>It makes it take place faster </li></ul>
  22. 22. Question 11 <ul><li>What are the most important factors in determining the weathering rate of rocks? </li></ul>
  23. 23. Answer 11 <ul><li>What are the most important factors in determining the weathering rate of rocks? </li></ul><ul><li>Climate and mineral composition </li></ul>
  24. 24. Question 12 <ul><li>How does soil formation begin? </li></ul>
  25. 25. Answer 12 <ul><li>How does soil formation begin? </li></ul><ul><li>With the weathering of rock </li></ul>
  26. 26. Question 13 <ul><li>What is the mixture of rock particles, minerals, decayed organic material, water, and air called? </li></ul>
  27. 27. Answer 13 <ul><li>What is the mixture of rock particles, minerals, decayed organic material, water, and air called? </li></ul><ul><li>Soil </li></ul>
  28. 28. Question 14 <ul><li>What is the decayed organic material in soil called? </li></ul>
  29. 29. Answer 14 <ul><li>What is the decayed organic material in soil called? </li></ul><ul><li>Humus </li></ul>
  30. 30. Question 15 <ul><li>The type of soil called loam is made of what? </li></ul>
  31. 31. Answer 15 <ul><li>The type of soil called loam is made of what? </li></ul><ul><li>Nearly equal amounts of sand, silt, and clay </li></ul>
  32. 32. Question 16 <ul><li>In which layer of soil is topsoil found? </li></ul>
  33. 33. Answer 16 <ul><li>In which layer of soil is topsoil found? </li></ul><ul><li>A Horizon </li></ul>
  34. 34. Question 17 <ul><li>What type of particles does the B Horizon contain? </li></ul>
  35. 35. Answer 17 <ul><li>What type of particles does the B Horizon contain? </li></ul><ul><li>Clay, minerals, and a little humus </li></ul>
  36. 36. Question 18 <ul><li>What do living organisms do in the soil? </li></ul>
  37. 37. Answer 18 <ul><li>What do living organisms do in the soil? </li></ul><ul><li>Mix the soil and make humus </li></ul>
  38. 38. Question 19 <ul><li>What can cause the loss of soil that is not protected by plant cover? </li></ul>
  39. 39. Answer 19 <ul><li>What can cause the loss of soil that is not protected by plant cover? </li></ul><ul><li>Erosion by wind or water </li></ul>
  40. 40. Question 20 <ul><li>Plowing removed the grass from the Great Plains and exposed the soil. What effect did this have when a drought struck the Great Plains during the 1930’s? </li></ul>
  41. 41. Answer 20 <ul><li>Plowing removed the grass from the Great Plains and exposed the soil. What effect did this have when a drought struck the Great Plains during the 1930’s? </li></ul><ul><li>It helped to cause the Dust Bowl </li></ul>
  42. 42. Question 21 <ul><li>What is the solid layer of rock beneath the soil called? </li></ul>
  43. 43. Answer 21 <ul><li>What is the solid layer of rock beneath the soil called? </li></ul><ul><li>The Bedrock (R Horizon) </li></ul>
  44. 44. Question 22 <ul><li>What is another name for the B Horizon? </li></ul>
  45. 45. Answer 22 <ul><li>What is another name for the B Horizon? </li></ul><ul><li>Subsoil </li></ul>
  46. 46. Question 23 <ul><li>What type of weathering occurs when pollutants in the air mix with the water vapor in the air? </li></ul>
  47. 47. Answer 23 <ul><li>What type of weathering occurs when pollutants in the air mix with the water vapor in the air? </li></ul><ul><li>Acid Rain </li></ul>
  48. 48. Question 24 <ul><li>What is the process where sediment is dropped off in a new location? </li></ul>
  49. 49. Answer 24 <ul><li>What is the process where sediment is dropped off in a new location? </li></ul><ul><li>deposition </li></ul>
  50. 50. Question 25 <ul><li>What force causes mass movement? </li></ul>
  51. 51. Answer 25 <ul><li>What force causes mass movement? </li></ul><ul><li>gravity </li></ul>
  52. 52. Question 26 <ul><li>Where does water above ground deposit sediment? </li></ul>
  53. 53. Answer 26 <ul><li>Where does water above ground deposit sediment? </li></ul><ul><li>Where the water slows down </li></ul>
  54. 54. Question 27 <ul><li>What is the name of the cave formation that hangs from the ceiling? </li></ul>
  55. 55. Answer 27 <ul><li>What is the name of the cave formation that hangs from the ceiling? </li></ul><ul><li>stalactite </li></ul>
  56. 56. Question 28 <ul><li>What is the name for the particles that are picked up and moved by wind and water? </li></ul>
  57. 57. Answer 28 <ul><li>What is the name for the particles that are picked up and moved by wind and water? </li></ul><ul><li>sediment </li></ul>
  58. 58. Question 29 <ul><li>What are the natural forces that move weathered rock particles and soil from one place to another? </li></ul>
  59. 59. Answer 29 <ul><li>What are the natural forces that move weathered rock particles and soil from one place to another? </li></ul><ul><li>Erosion </li></ul>
  60. 60. Question 30 <ul><li>How to glaciers cause erosion? </li></ul><ul><li>They move over land and pick up rocks and boulders </li></ul>
  61. 61. Question 31 <ul><li>What is a tiny groove in the soil called? </li></ul>
  62. 62. Answer 31 <ul><li>What is a tiny groove in the soil called? </li></ul><ul><li>Rill </li></ul>
  63. 63. Question 32 <ul><li>What is a large groove in the ground that water travels through called? </li></ul>
  64. 64. Answer 32 <ul><li>What is a large groove in the ground that water travels through called? </li></ul><ul><li>Gully </li></ul>
  65. 65. Question 33 <ul><li>Where does wind deposit sediment? </li></ul>
  66. 66. Answer 33 <ul><li>Where does wind deposit sediment? </li></ul><ul><li>Where it slows down – sand dunes </li></ul>
  67. 67. Question 34 <ul><li>How do caves form? </li></ul>
  68. 68. Answer 34 <ul><li>How do caves form? </li></ul><ul><li>Chemical weathering by carbonic acid then sediments erode into groundwater and form stalactites and stalagmites as the sediments are deposited </li></ul>
  69. 69. Question 35 <ul><li>What is groundwater? </li></ul>
  70. 70. Answer 35 <ul><li>What is groundwater? </li></ul><ul><li>The term geologists give for water that is underground </li></ul>
  71. 71. Question 36 <ul><li>What is creep? </li></ul>
  72. 72. Answer 36 <ul><li>What is creep? </li></ul><ul><li>A type of mass movement where sediment slowly moves downhill because of gravity </li></ul>
  73. 73. Question 37 <ul><li>How does wind move sediment? </li></ul>
  74. 74. Answer 37 <ul><li>How does wind move sediment? </li></ul><ul><li>By deflation </li></ul>
  75. 75. Question 38 <ul><li>What is the term for how a glacier picks up sediment? </li></ul>
  76. 76. Answer 38 <ul><li>What is the term for how a glacier picks up sediment? </li></ul><ul><li>Plucking </li></ul>
  77. 77. Question 39 <ul><li>How does water above ground cause erosion? </li></ul>
  78. 78. Answer 39 <ul><li>How does water above ground cause erosion? </li></ul><ul><li>Moving water picks up and moves sediments </li></ul>
  79. 79. Question 40 <ul><li>What are stalagmites? </li></ul>
  80. 80. Answer 40 <ul><li>What are stalagmites? </li></ul><ul><li>A cave formation that grows from the cave floor </li></ul>
  81. 81. Question 41 <ul><li>What is a glacier? </li></ul>
  82. 82. Answer 41 <ul><li>What is a glacier? </li></ul><ul><li>A large mass of ice that moves slowly </li></ul>
  83. 83. Question 42 <ul><li>Where does water below ground deposit sediment? </li></ul>
  84. 84. Answer 42 <ul><li>Where does water below ground deposit sediment? </li></ul><ul><li>In cave formations </li></ul>
  85. 85. Question 43 <ul><li>Where do glaciers deposit sediment? </li></ul>
  86. 86. Answer 43 <ul><li>Where do glaciers deposit sediment? </li></ul><ul><li>Where they begin to melt </li></ul>
  87. 87. Question 44 <ul><li>What is sediment? </li></ul>
  88. 88. Answer 44 <ul><li>What is sediment? </li></ul><ul><li>The particles of rock and soil that are moved by erosion </li></ul>
  89. 89. Question 45 <ul><li>Where does gravity deposit sediment? </li></ul>
  90. 90. Answer 45 <ul><li>Where does mass movement deposit sediment? </li></ul><ul><li>At the bottom of the hill </li></ul>

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