Terrestrial dynamics

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Across
  1. 4. the unic continent was 225 milions of years ago.
  2. 6. the smallest continent of the world.
  3. 9. the plates can be oceanic, continental or mixed.
  4. 10. a sudden violent shaking of the ground
  5. 12. with edges of oceanic crust and continental crust edges.
  6. 14. is the layer of igneous, sedimentary, and metamorphic rocks that forms the continents and the areas of shallow.
  7. 15. when the tectonic plates separate.
  8. 17. is a is the rigid outermost shell of the Earth and comprises.
  9. 18. sources are responsible for modeling the relief by external geological cycle weathering, erosion, transport and sedimentation.
  10. 19. when the tectonic plates friction.
  11. 20. is a portion of a continent that is submerged under an area of relatively shallow water known as a shelf sea.
Down
  1. 1. when the tectonic plates crash.
  2. 2. are underwater mountain with a height between 2-3 km and about 80.000 km long where oceanic crust is formed.
  3. 3. old the continents fit and made it.
  4. 5. put those two things together and you have an abyssal plain, which refers to the huge, flat areas on the ocean floor.
  5. 7. is the uppermost layer of the oceanic portion of a tectonic plate.
  6. 8. are topographic depressions of the sea floor, relatively narrow in width, but very long.
  7. 11. which is part of the upper mantle, consisting of semi-liquid and highly viscous materials.
  8. 13. the comparatively steep slope from a continental shelf to the ocean floor.
  9. 16. he invented the theory of tectonic plates.