Layers of the Earth Crossword Puzzle

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Across
  1. 3. a mountain that spews out lava and pyroclastic matirial
  2. 6. the study of earthquakes
  3. 8. two plates pushing against each other at a fault is called a __________ boundary
  4. 9. the top part of this is the tectonic plates
  5. 10. if you cut the earth in half the you get ______
  6. 13. what the inner parts of the earth are made of
  7. 14. the outer most layer of the earth
Down
  1. 1. a layer of the earth containing the crust and mantle
  2. 2. the outer core is made of this
  3. 4. the lower layers of the crust are made of this
  4. 5. two plates pushing away from each other at a fault is called a _________ boundary
  5. 7. the study of rocks
  6. 11. where we all live
  7. 12. the upper layers of the crust are made of this
  8. 14. the solid center of the earth