Volcano's

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Across
  1. 3. Geologically, a volcanic island is an island of volcanic origin. The term high island can be used to distinguish such islands from low islands, which are formed from sedimentation or the uplifting of coral reefs.
  2. 4. An earthquake – also called a quake, tremor, or temblor – is the shaking of the Earth's surface resulting from a sudden release of energy in the lithosphere that creates seismic waves.
  3. 6. the sideways and downward movement of the edge of a plate of the earth's crust into the mantle beneath another plate.
  4. 7. the relatively thick part of the earth's crust that forms the large landmasses. It is generally older and more complex than the oceanic crust.
  5. 8. Volcano Mountain is a cinder cone in central Yukon Territory, Canada, located a short distance north of Fort
  6. 13. the upper layer of the earth's mantle, below the lithosphere, in which there is relatively low resistance to plastic flow and convection is thought to occur.
  7. 14. hot molten or semifluid rock erupted from a volcano or fissure
  8. 17. the rigid outer part of the earth, consisting of the crust and upper mantle.
  9. 18. a destructive mudflow on the slopes of a volcano.
  10. 19. a small area or region with a relatively hot temperature in comparison to its surroundings.
  11. 20. a dense, destructive mass of very hot ash, lava fragments, and gases ejected explosively from a volcano and typically flowing downslope at great speed.
Down
  1. 1. a mountain or hill, typically conical, having a crater or vent through which lava, rock fragments, hot vapor, and gas are being or have been erupted from the earth's crust.
  2. 2. coming closer together, especially in characteristics or ideas.
  3. 5. The Ring of Fire is a tectonic belt of volcanoes and earthquakes. It is about 40,000 km long and up to about 500 km wide, and surrounds most of the Pacific Ocean
  4. 9. the relatively thin part of the earth's crust which underlies the ocean basins. It is geologically young compared with the continental crust and consists of basaltic rock overlain by sediments.
  5. 10. form when hot, molten rock crystallizes and solidifies.
  6. 11. the powdery residue left after the burning of a substance.
  7. 12. hot fluid or semifluid material below or within the earth's crust from which lava and other igneous rock is formed on cooling.
  8. 15. The Pacific plate is an oceanic tectonic plate that lies beneath the Pacific Ocean.
  9. 16. The location where two plates meet