Weathering, Erosion, Sedimentary Rocks

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Across
  1. 3. The carrying away of weathered earth materials by water, wind, or ice
  2. 5. a type of chemical weathering in which rain mixes with substances in the air and becomes acidic, wearing away rocks like limestone
  3. 9. A representation of something else
  4. 11. A theory that says geologic processes observed in the past are the same as those observed today
  5. 15. The physical features of land
  6. 17. Material that is deposited by water, wind, or ice
  7. 19. A sedimentary rock made of clay or silt
  8. 20. The grinding and bumping of rocks that cause physical weathering
  9. 21. A giant body of ice that slowly flows
  10. 22. the part of a plant that holds soil in place and prevents erosion
  11. 25. the kind of environment that creates limestone
  12. 26. A sedimentary rock made mostly of calcite
  13. 27. the kind of environment that creates shale
  14. 28. The settling of sediments
  15. 29. a type of physical weathering in which plants grow into rocks and break them apart
  16. 30. To form a conclusion from evidence or known facts
  17. 31. the source of erosion that causes things to fall
  18. 32. A low-lying area where water may accumulate
Down
  1. 1. The process by which rocks are weathered due to reactions with substances in water and air
  2. 2. The process in which two or more substances combine to make one or more new substances that have different properties from the original ones
  3. 4. A natural feature of earth’s surface with a characteristic shape
  4. 6. A rock that forms when layers of sediments get stuck together
  5. 7. The different rates at which layers of weathered earth materials are carried away by water, wind, or ice
  6. 8. The process by which larger rocks crack and break apart over time to form smaller rocks
  7. 10. the kind of environment that creates sandstone
  8. 12. A theory that says sedimentary rocks on the bottom are older than rocks on the top
  9. 13. a type of physical weathering in which ice expands and breaks apart rocks
  10. 14. The process by which rocks are broken down by breaking and banging
  11. 16. A scientist who studies earth
  12. 18. name of the river that created the Grand Canyon
  13. 23. A sedimentary rock made of sand particles stuck together
  14. 24. A large area of flat-lying sedimentary rock that has been lifted high above its original elevation