10.1 Volcanoes & Plate Tectonics Crossword

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Across
  1. 6. Volcanism at this type of boundary relies on decompression melting
  2. 10. Long belt of volcanoes that circles much of the Pacific
  3. 11. Hot mantle rock rises, the pressure lowers, and then melts
  4. 13. When a mass of very hot rock rises from lower in the mantle
  5. 14. Chain of islands that is an example of intraplate volcanism
  6. 15. Higher temperature needed to melt rock
Down
  1. 1. This gets squeezed out of oceanic crust during subduction and makes the melting point of rock go down
  2. 2. This type of volcanic arc occurs at convergent plate boundaries and creates volcanoes on land
  3. 3. When this goes up, the melting point goes up
  4. 4. This type of volcanism happens in the middle of a plate and is associated with mantle plumes and hot spots
  5. 5. Volcanism at this type of boundary relies on flux melting and tends to create volcanoes
  6. 7. When the presence of water causes rock to melt
  7. 8. This type of volcanic arc occurs at convergent plate boundaries and produces a chain of volcanoes on the ocean floor that rise above the ocean surface
  8. 9. Localized volcanic region in the middle of a plate due to a mantle plume
  9. 12. A complex mixture of partly melted rock, dissolved gases, and water