Geol 110: Exam 1 Review

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Across
  1. 1. Boundary where new sea floor is created
  2. 2. Causes tectonic plates to move (2-words)
  3. 5. Boundary type associated with hydrothermal metamorphism
  4. 6. Increase in sea level
  5. 8. Low viscosity lavas are _________.
  6. 10. Cycle describing the opening and closing of an ocean basin
  7. 12. Breaking apart rocks
  8. 13. The stage of the Wilson Cycle during which a narrow sea continues to get smaller
  9. 14. Boundary type associated with regional metamorphism
  10. 15. Igneous texture with small crystals
  11. 18. Phaneritic rocks are ___________.
  12. 20. The Red Sea is in this stage of the Wilson Cycle.
  13. 21. The most dangerous type of volcano
  14. 23. Sediment size typically found in the deep ocean
  15. 24. High grade metamorphic rock
  16. 25. The largest type of volcano
Down
  1. 1. Melting caused by a decrease in pressure
  2. 3. Volcanic hazard associated with mafic magma (2-words)
  3. 4. Boundary characterized by a deep ocean trench and mountain range
  4. 7. Process that alters the composition of a magma
  5. 9. Poorly sorted material is ____________.
  6. 10. Published Continental Drift in 1915
  7. 11. Dominate rock in the valley and ridge
  8. 16. Volcanic activity far from a tectonic boundary (2-words)
  9. 17. Planes of weakness in a mineral
  10. 19. Magma associated with dangerous volcanic eruptions
  11. 22. Ultramafic mineral