science unit 5 crossword

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Across
  1. 4. in the army the soldiers usually move around using this
  2. 7. this is the top of a mountain
  3. 9. when a certain type of this move they cause earthquakes
  4. 11. this is when the tectonic plates go away from each other
  5. 13. this is the most dense and hottest layer of the earth
  6. 15. when the tectonic plates release it causes this
  7. 16. a full puzzle
  8. 17. this is when a tectonic plate goes into the mantle
  9. 18. another word for massive earthquake
  10. 19. this is when the tectonic plates go toward each other
  11. 20. a lava like rock
  12. 22. i am a mountain but when I get angry my tops split apart
  13. 23. a large area of space
Down
  1. 1. my personal bubble
  2. 2. i pack things tightly to save space
  3. 3. this and the upper mantle make the lithospere
  4. 5. i hiked a _____
  5. 6. this measures the size of an earthquake
  6. 8. a world like shape
  7. 10. when the crust is broken it makes these
  8. 12. when a transformer changes into a vehicle it does this
  9. 14. this is 84% of earths volume
  10. 21. a blast from the past that is to old to move