Earth Science

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Across
  1. 3. thickest layer, mostly solid except for upper mantle being able to flow like thick toothpaste.
  2. 5. is a very large sea wave produced when an earthquake occurs underwater.
  3. 6. plates- make up the lithosphere, which floats on the asthenosphere.
  4. 9. is the action of one plate pushing below another.
  5. 12. are openings in Earth's surface, that, when active, spew out gases, chunks of rock, and melted rock.
  6. 13. core- composed of liquid iron and nickel.
  7. 14. are used to measure seismic wave energy.
  8. 15. is the crust and upper portion of the upper mantle.
Down
  1. 1. is the shaking of the Earth's surface resulting from the release of accumulated caused by the movement of tectonic plates.
  2. 2. is the molten layer of the upper mantle.
  3. 4. is the point on Earth's surface directly above the focus.
  4. 7. plate boundaries that come together.
  5. 8. core- mostly solid iron, at tremendous temperature and pressure.
  6. 10. is an area where molten rock rises to Earth's surface.
  7. 11. plate boundaries that slide in opposite directions.