structure of the earth

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Across
  1. 1. seismic wave that travels only through solids
  2. 2. portion of the earth's interior extending from the outer core to the bottom of the crust
  3. 6. the crust beneath the oceans
  4. 7. liquid layer of the earth's core that surrounds the inner core
  5. 9. the crust on which the continents rest
  6. 11. the outermost, rigid layer of the earth composed of the stiff upper layer of the mantle and crust
  7. 12. central portion of the earth
  8. 13. boundary between the mantle and the crust
  9. 14. solid center of the earth
Down
  1. 1. wave of energy that travels through the earth
  2. 3. fastest seismic wave, which travels through solids, liquids, and gases
  3. 4. the circular movement of heated materials to a cooler area and cooled materials to a warmer area
  4. 5. area around the earth that is affected by the earth's magnetic field
  5. 8. the thin, hard outer layer of the earth
  6. 10. the layer of the upper mantle composed of low-density rock material that is semiplastic