Jaeda's Tectonic Plate Crossword.

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