Unit 7 Vocabulary Terms

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Across
  1. 2. Two plates coming together
  2. 6. Two plates sliding past each other in opposite directions
  3. 7. Study of the movement of large masses of rock, known as plates, on the Earth’s surface; includes folds, faults, and plate movement
  4. 9. An explanation of a set of related observations or events based upon proven hypotheses and verified multiple times by groups of detached researchers; can be used to explain and predict natural phenomena
  5. 11. Formation of new oceanic crust due to the upwelling of magma at mid-ocean ridges
  6. 13. Thicker part of Earth’s crust that forms the large land masses
  7. 14. Large bowl shaped depression that holds ocean water; regions of crust below sea level
  8. 15. Undersea mountain range formed where two parts of the Earth’s crust are moving apart
Down
  1. 1. Thinner part of Earth’s crust that lies underneath the ocean basins
  2. 3. Two plates moving apart
  3. 4. A change to the structure of the Earth by tectonic activities
  4. 5. Theory that describes plate movement and how it affects Earth’s geologic features
  5. 8. Process where one plate slides under another
  6. 10. Distinct sections of the lithosphere which make up the outermost layer of the Earth
  7. 12. A region where two lithospheric plates meet