Unit 3: Forces Within

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Across
  1. 3. The instrument that records earthquakes is called
  2. 6. Most of Earth's earthquakes, volcanoes, and mountain building occur
  3. 7. The point at which an earthquake begins is called
  4. 8. What is the location on the surface directly above the earthquake focus called?
  5. 10. The San Andres fault is an example of what type of fault?
Down
  1. 1. What are pulverized rock, lava, ash, and other fragments ejected from the vent of a volcano shield?
  2. 2. The most violent type of volcanic activity is associated with
  3. 4. Plate boundary that moves away from each other
  4. 5. What was the name given to the super continent before the formation of the current continents?
  5. 9. Plate boundary that moves toward each other