Layers of the Earth

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Across
  1. 4. outside the inner core
  2. 8. what something (specifically the earth) is made up of or composed of or the original layers of the earth
  3. 9. the tectonic plates move away from eachother
  4. 12. the mechanical layers of the earth
  5. 14. the thickest layer of the earth
  6. 15. the border of a tectonic plate
  7. 18. created by Alfred Wegner that proposed the idea of plate tectonis
  8. 19. The thinnest layer of the Earth
  9. 20. plates move against eachother
Down
  1. 1. large slabs of rock that moves at 2cm per year
  2. 2. the older seafloor pushes outwards to make room for the new seafloor
  3. 3. it's below the lithoshpere and takes up most of the mantle
  4. 5. the largest mechanical layer of the earth
  5. 6. plates are moving towards each other
  6. 7. the innermost layer of the core
  7. 10. the result of a transform boundary
  8. 11. high tension
  9. 13. the uppermost layer of the earth that includes the crust and part of the mantle
  10. 16. the continents were once pangea and then drifted apart
  11. 17. the innermost layer of the earth