Jaeda's Tectonic Plate Crossword.

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Across
  1. 2. the part of the Earth consisting of the crust and mantle
  2. 4. the relatively shallow seabed surrounding a continent
  3. 6. a solid inorganic substance occurring in nature
  4. 7. the part of a rock formation that appears above the surface
  5. 9. the branch of geology studying the folding and faulting of the earth's crust
  6. 11. the lower layer of the crust
  7. 12. of or relating to or characteristic of the crust of the earth or moon
  8. 13. the movement or study of the movement of Earth's crust
  9. 15. (plate tectonics) a hypothetical continent including all the landmass of the earth prior to the Triassic period when it split into Laurasia and Gondwanaland
  10. 16. movement of the edge of one tectonic plate under another
  11. 17. tending to come together from different directions
  12. 18. the central part of the Earth
  13. 19. a rigid layer of the Earth's crust that is believed to drift slowly
Down
  1. 1. a salt or ester derived from silicic acid
  2. 3. the phenomena associated with volcanic activity
  3. 5. the gradual movement of very large land masses
  4. 8. alteration in the shape or dimensions of an object as a result of the application of stress to it
  5. 10. a long narrow depression in a surface
  6. 12. a property used to characterize materials in reactions that change their identity
  7. 14. molten rock in the earth's crust