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5 Written questions

5 Matching questions

  1. mass movement
  2. weathering
  3. sediment
  4. ice wedging
  5. decomposer
  1. a earth materials deposited by erosion
  2. b wedges of ice in rocks widen and deepen cracks
  3. c The breaking down of rocks and other materials on the Earth's surface.
  4. d Soil organism that breaks down the remains of organisms and digests them.
  5. e any one of several processes by which gravity moves sediment downhill

5 Multiple choice questions

  1. rain containing high amounts of chemical pollutants.
  2. the loose, weathered material on Earth's surface in which plants can grow
  3. Dark-colored organic material in soil.
  4. The removal of rock particles by wind, water, ice, or gravity
  5. process in which sediment is laid down in new locations

5 True/False questions

  1. bedrockThe solid layer of rock beneath the soil

          

  2. soil horizonThe layer of soil that differs in color and texture from the layers above or below it.

          

  3. loamRich, fertile soil that is made up of about equal parts of clay, sand, and silt.

          

  4. litterRich, fertile soil that is made up of about equal parts of clay, sand, and silt.

          

  5. abrasionThe removal of rock particles by wind, water, ice, or gravity