8-17-14 spelling words

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Across
  1. 2. A layer of solid rock between the crust and the core.
  2. 3. Vibrations that carry energy that is released during an earthquake.
  3. 8. A rigid layer that forms on the uppermost part of the mantle.
  4. 10. A climate that gets little rain and warm temperatures.
Down
  1. 1. The amount of force that presses down on an area
  2. 4. The region between the Tigris and Euphrates rivers.
  3. 5. The soft layer on which the the lithosphere floats.
  4. 6. A long period of time where there is no rain or melted snow in an area.
  5. 7. Good soil for crops.
  6. 9. When there is more then needed.