Earth's Terminology

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Across
  1. 4. Another word and material of the outer core
  2. 6. created on opposite sides of the Earth due to the moon's gravitational force and inertias counterbalance.
  3. 8. imaginary line drawn around the earth equally distant from both poles
  4. 10. the Earth's innermost part
  5. 11. a geographic coordinate that specifies the north–south position of a point on the Earth's surface
  6. 13. the upper layer of the Earth's mantle
  7. 14. a supercontinent that existed during the late Paleozoic and early Mesozoic eras
  8. 16. the outermost solid shell of a rocky planet
  9. 17. all the waters on the earth's surface
  10. 18. crust and upper-most solid mantle
  11. 19. layer of gases surrounding a planet or other material body
  12. 20. The only inner planet to have one large satellite, the moon
Down
  1. 1. (of rock) having solidified from lava or magma
  2. 2. a layer between the crust and the outer core
  3. 3. the layer of the earth's atmosphere that contains a high concentration of ions and free electrons and is able to reflect radio waves
  4. 5. a layer of Earth's atmosphere. It is the second layer of the atmosphere as you go upward
  5. 7. a geographic coordinate that specifies the east-west position of a point on the Earth's surface
  6. 9. It is a layer that is directly above the mesosphere and below the exosphere
  7. 12. was the vast global ancestral Pacific ocean that surrounded the supercontinent Pangaea
  8. 15. the region of the earth's atmosphere above the stratosphere and below the thermosphere