layers of the earth

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Across
  1. 4. middle of the earth
  2. 5. unable to bend or be forced out of shape; not flexible.
  3. 8. forming or belonging to a continent.
  4. 12. parts of the earth
  5. 14. outermost solid shell of a rocky planet
  6. 15. a line that marks the limits of an area; a dividing line.
  7. 16. top part
  8. 18. mostly solid bulk of Earth's interior
  9. 19. a physical system from one state, or condition, to another
Down
  1. 1. hard and solid
  2. 2. Earth's seven main divisions of land
  3. 3. rocks are types of rock that are formed by the accumulation or deposition of mineral
  4. 6. asthenosphere
  5. 7. the outermost layer of Earth's lithosphere that is found under the oceans
  6. 9. bottom part
  7. 10. the rigid outer part of the earth, consisting of the crust and upper mantle.
  8. 11. a dark, fine-grained volcanic rock that sometimes displays a columnar structure.
  9. 13. hard
  10. 15. also known as basal lamina, is a thin, dense layer of extracellular matrix
  11. 17. sphere of living things