Volcano Risk Vocab (8A)

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Across
  1. 2. ___________ is molten rock that can be collected by scientists to study volcanoes.
  2. 4. The ___________ ocean is surrounded by the ring of fire.
  3. 6. An ___________ is the main event a volcano undergoes that shakes mountains and can cause landslides.
  4. 9. Community ___________ is one of the primary concerns of scientists who study volcanoes.
  5. 11. ___________-flows are slow moving but are still dangerous because they can melt most objects.
  6. 13. ___________-flows are like avalanches of ash, rock, and hot gas from a volcano eruption.
  7. 15. The ___________ is like Europe and Africa's version of the ring of fire.
  8. 17. ___________ changes are one way scientists measure volcanoes to determine if they are about to erupt.
  9. 18. The ___________ has approximately 169 active volcanoes.
Down
  1. 1. ___________ form at active plate boundaries.
  2. 2. ___________ is the name of an island of Hawaii that is currently underwater, slowly rising out of the sea.
  3. 3. Mount ___________ poses volcano risk to 150,000 people in the US.
  4. 5. The ___________ is the major site of volcanic activity where most volcanoes in the world are found
  5. 7. ___________ form volcanoes that are NOT at plate boundaries.
  6. 8. Closeness to the volcano, also called ___________, is one of the factors that affects volcanic risk levels of an area.
  7. 10. The ___________ islands are found in the most active hotspot of the pacific plate.
  8. 12. Volcanic ___________ can be a problem for air intake, both for people's lungs and for car engines.
  9. 14. Gas collected from ___________ help scientists also detect potential eruptions.
  10. 16. ___________-flows are also called Lahars and are found in places that have both volcanoes and snow.