semester final review

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Across
  1. 2. a line on a topographic map joining points of equal elevation on a surface
  2. 3. interval the distance or difference in elevation between contour lines on a topo map
  3. 6. part of the planet where all living things can be found
  4. 7. study of everything from chemistry of ocean water to ocean floor and marine organisms
  5. 9. a solid mineral substance that has a naturally geometric shape with symmetrically arranged plane faces
  6. 10. study of conditions in the atmosphere
  7. 11. the hardest mineral on Mohs Scale
  8. 14. a map that shows land features and elevation on a flat piece of paper
  9. 17. when a mineral breaks apart in an irregular way
  10. 18. color of a mineral's powder
  11. 19. forces that slowly wear away mountains and every other feature on Earth's surface
  12. 20. system that includes all water on Earth
  13. 21. the distance land is above sea level
Down
  1. 1. solid part of Earth made up of rocks, minerals and other elements (AKA geosphere)
  2. 4. naturally occurring, inorganic solid that has a crystal structure and definite chemical composition
  3. 5. study of forces that have shaped the Earth
  4. 8. focus on solar system, stars and galaxies
  5. 12. a sunken area of land that is indicated with hachure marks on a topo map
  6. 13. forces that shape Earth's surface by building mountains and land masses
  7. 15. system that includes all of Earth's frozen water
  8. 16. body of knowledge about Earth and its place in the univers