Earthquake and Volcano Crossword Puzzle

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Across
  1. 4. Seismic waves that only travel through solids
  2. 5. Volcanoes that are currently erupting and show signs of future eruptions
  3. 8. The study of earthquakes
  4. 9. A type of magma that is thick and slow moving
  5. 10. Volcanoes with no eruptions in recorded history; not expected to erupt
  6. 12. Volcanoes with pyroclastic eruptions, but are small and have short lifetimes
  7. 13. A scale used to measure how much an earthquake causes the ground to move
  8. 15. The location of an earthquake at the surface
  9. 16. Surface waves that travel like a transverse wave
  10. 17. A funnel shaped pit around the vent of a volcano
  11. 18. The fastest type of seismic waves
  12. 19. Volcanoes that have non-explosive reactions, runny lava, and gently sloping sides
  13. 21. A volcano with an eruption volume that's greater than 1000 cubic km
Down
  1. 1. Waves that travel through the earth
  2. 2. Volcanoes with explosive eruptions and steep sides
  3. 3. The location of an earthquake in the earth below the epicenter; origin of the movement
  4. 4. Waves of energy that travel through the earth
  5. 6. A scale used to measure the intensity of an earthquake
  6. 7. An area in the earth where magma and volcanic gases pass through
  7. 11. Surface waves that travel like an "S"
  8. 14. Similar to a crater but much larger
  9. 19. Waves that travel at the surface
  10. 20. Volcanoes that are currently not erupting and show signs of future eruptions
  11. 22. Pieces of solid magma floating in the air
  12. 23. Long cracks in the crust where lava flows out and builds up over time