Tectonic Hazard Crossword

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Across
  1. 2. Hot molten liquid that is below the surface.
  2. 3. A molten rock enriched in iron and magnesium and has a low silica content.
  3. 10. Includes the very top of the mantle and the crust
  4. 11. The circulation of thermal energy moving to heat all parts of a particular area.
  5. 12. When two plates move apart form each-other.
  6. 13. A crack in the Earths crust.
Down
  1. 1. When all the continents were connected and formed one big one.
  2. 4. The top part of the earth's mantle. The plates move on this layer.
  3. 5. The inner most part of the earth.
  4. 6. The thick part of the outermost layer of the earth. Forms large, land masses.
  5. 7. Hot and flows like a thick liquid. Made of a semi molten rock.
  6. 8. Large slabs of solid rock that hold the continents and oceans.
  7. 9. The constant movement of continents.