science review

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Across
  1. 2. a feature of topography such as a hill
  2. 5. the difference between the highest and lowest points
  3. 6. particles of dirt or sometimes fossils
  4. 7. a flat area with relatively no trees
  5. 9. high elevation rocky landform
  6. 10. body of knowledge about the earth
  7. 12. study of forces that shaped earth
  8. 13. the land point above sea level
  9. 14. study of stars and planets
  10. 17. study of the ocean
  11. 18. study of what happens in earth`s atmosphere
  12. 19. rock formed by heat and pressure
Down
  1. 1. study of earth's resources and environment
  2. 3. rock formed by cementation and compaction
  3. 4. group that works together to do something
  4. 8. molten rocks erupting above ground
  5. 10. the ability to work and cause change
  6. 11. the shape of the land
  7. 15. region with one landform
  8. 16. rock formed by cooling lava or magma