tectonic hazards

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Across
  1. 3. dark black igneous rock
  2. 4. the layer between earth's crust and core
  3. 7. molten rock beneath the earth surface
  4. 8. the innermost layer
  5. 9. extending in different directions
  6. 10. a rupture in the earth's crust
Down
  1. 1. molten rock expelled by a volcano
  2. 2. trembling of the earth surface
  3. 5. a circular depression in the ground caused by volcano
  4. 6. plate they float on the upper mantle