Hazardous Earth Landforms

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Across
  1. 3. volcano that had an eruption that blew the top off
  2. 6. formed at convergent boundaries on land
  3. 10. superheated jets of water containing metal sulphides aka black smokers
  4. 11. denser oceanic plate is forced under the continental plate
  5. 12. displaces mid-oceanic ridge
  6. 13. made up of layers of ash and acidic lava
Down
  1. 1. partial melting of mantle rises to surface and forms chains of volcanic islands
  2. 2. faulting formed as a sunken valley in mid-oceanic ridges
  3. 4. effusive eruptions, found at plate boundaries
  4. 5. central block left during formation of a rift valley
  5. 7. magma erupting directly onto sea bed
  6. 8. really big volcano
  7. 9. mass of igneous rock injected into overlying rock deep in the crust