tectonic plates

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Across
  1. 4. Name of the biggest tectonic plate
  2. 8. This action is when tectonic plates move into each other
  3. 10. This action is when tectonic plates move apart
  4. 16. beneath the Lithospheric mantle
  5. 17. Substance is made by mixing together 2 or more substances
  6. 19. The layer in which earthquakes are most likely to occur
  7. 21. This is caused when two tectonic plates collide with each other
  8. 23. When 2 things are getting squeezed together by pressure
  9. 24. The thickest layer of the Earth
  10. 26. When converging the continental and oceanic plates and the oceanic plate goes under this happens
  11. 27. Tectonic plates can move less than a ___________a day
Down
  1. 1. The movement of tectonic plates causes ____________ and volcanoes
  2. 2. includes the crust and the top of the mantle
  3. 3. The state where the largest volcano is located
  4. 5. The number of major tectonic plates
  5. 6. This action is when tectonic plates move against each other
  6. 7. Last name of the man who came up with the Theory of Continental Drift
  7. 9. crack in the earth's surface
  8. 11. Layer of the Earth that is the the innermost layer of the core
  9. 12. Last name of the person who came up with the idea of seafloor spreading
  10. 13. The plate tectonic theory was developed _________ years ago
  11. 14. made up of most of the mantle
  12. 15. Name of the supercontinent, 300 million years ago
  13. 18. Layer of the Earth that is the outermost layer of the core
  14. 20. First name of the person who came up with the plate tectonics theory
  15. 22. special properties of a substance or layer
  16. 25. Tectonic plate motion causes __________ to rise