Unit Two Review: Plate Tectonics and Earth's Interior

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Across
  1. 2. The upward force that allows objects to float.
  2. 3. It is the ________ dense plate that stays above at a convergent boundary.
  3. 6. This plate boundary occurs when two tectonic plates are moving away from each other.
  4. 8. Molten rock beneath Earth's surface.
  5. 10. Heat transferred through rapid collision of materials in a solid.
  6. 15. The outer and inner core are made up of __________ in a solid and liquid form.
  7. 16. The land feature created at a divergent continental - continental boundary - it's currently happening in Iceland!
  8. 17. The center of the Earth.
  9. 18. The word to describe something like toothpaste; not a liquid but not quite a solid.
  10. 19. The type of crust that is underwater.
  11. 21. When magma comes to Earth's surface in the middle of a tectonic plate.
  12. 22. This plate boundary occurs when two tectonic plates move along each other.
  13. 23. Divergent boundaries are where the ___________ crust forms.
  14. 25. The land feature that does not occur at a continental - continental plate boundary.
  15. 26. Earth has a solid core because the ___________ is so intense.
  16. 28. The layer of molten rock between Earth's crust and its core.
  17. 29. Convergent boundaries are where you can find Earth's _________ crust.
  18. 30. The ground shaking event that occurs at every plate boundary.
Down
  1. 1. The type of crust that is above the ocean.
  2. 4. The location where one tectonic plate subducts under another.
  3. 5. More sense solutions will _________.
  4. 7. The mantle is made of heated ________.
  5. 9. The movement of the mantle as it transfers heat from the hot core to the cooler crust.
  6. 11. This plate boundary occurs when two tectonic plates are moving towards each other.
  7. 12. The rising and falling of mantle as it cools and becomes more dense and warms to become less dense creates a _____________________.
  8. 13. A measure of how much mass is in a given volume.
  9. 14. The land feature that is created at a continental - continental boundary.
  10. 20. The very top layer of the Earth that we walk on every day.
  11. 24. Liquefied by heat
  12. 26. What is the name of the super continent scientists believe existed 220 million years ago?
  13. 27. The state in the U.S. that was created from a hot spot.
  14. 28. The layers of the Earth get _______ dense from the crust to the core.