Tectonic Processes

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Across
  1. 1. The area on the earth's surface directly above the earthquake's focal point.
  2. 4. The Ring of Fire borders this ocean.
  3. 6. A dangerous substance which can explode from a volcanic eruption
  4. 7. The distance between the crest of 2 waves.
  5. 9. A tectonic plate movement where plates move apart from each other.
  6. 11. The term used to describe the water rushing out to sea prior to a tsunami taking place.
  7. 12. The layer of the earth underneath the crust.
  8. 13. The word used to describe a volcano that no longer erupts.
Down
  1. 2. The city which has experienced Australia's largest earthquake in 1989.
  2. 3. The name of the faultline in California.
  3. 5. The Richter Scale measures the _____ of an earthquake.
  4. 8. This scale measures the destruction and impact of an earthquake.
  5. 10. What lava is called beneath the earth's surface.