THE EARTH

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Across
  1. 5. The narrow passage of water connecting two larger bodies of water is called a
  2. 6. Middle layer of Earth
  3. 7. The vertical lines on a world map
  4. 8. The pieces on the surface of the Earth
  5. 11. Imaginary line around which the Earth spins
  6. 12. A large body of salt water that surrounds a continent
  7. 13. An opening in the Earth’s crust from which lava flows
  8. 15. Innermost layer of Earth
Down
  1. 1. Number of layers in Earth
  2. 2. The vertical line at 0 degrees
  3. 3. The horizontal lines on a world map
  4. 4. The youngest and highest mountain range
  5. 9. A piece of land surrounded on three sides by water
  6. 10. The horizontal line that divides the Earth into two halves
  7. 13. The low land between hills or mountains
  8. 14. Top layer of Earth