Internal Structure of the Earth

1234567891011121314151617181920
Across
  1. 1. -scientific study of landforms and the processes that shape them
  2. 4. -deepest layer of the Earth.
  3. 5. -flat and broad areas that have no changes in elevation
  4. 6. -outer solid part of the planet.
  5. 8. -deep ravine between cliffs
  6. 9. -innermost layer of the Earth.
  7. 11. -study of the flow of matter primarily in the liquid state.
  8. 12. -4% of the mantle-crust mass, can be regarded as a ball of very hot metals.
  9. 14. -covers about 45% of Earth's land surface
  10. 15. -separates the crust from the mantle.
  11. 16. -natural physical features on the surface of Earth
  12. 20. -circulating current in which liquid iron moves in a rotational pattern which is believed to be the source of magnetic field of the Earth.
Down
  1. 2. -largest layer of the Earth.
  2. 3. -a change in a planet's magnetic field.
  3. 7. -innermost layer of the Earth separated into two parts.
  4. 10. -study of current terrain features of a region
  5. 13. -also called byland or biland
  6. 17. -low-lying area of land situated between hills or mountains
  7. 18. -formed by the accumulation of windblown dust
  8. 19. -greek god of the winds