Vocabulary Crossword Puzzle

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Across
  1. 4. When two plates meet and slip/grind alongside one another.
  2. 6. The outermost layer of the atmosphere.
  3. 8. The largest layer of the Earth.
  4. 10. The part of Earth in which living things interact with nonliving things.
  5. 11. A layer of gas that blocks harmful ultraviolet rays.
  6. 12. The layer of Earth's atmosphere that is directly above the stratosphere.
  7. 14. A line on a rock surface or the ground that traces a geological fault.
  8. 15. You can see the entire illuminated side of the moon.
  9. 17. You can see exactly half of the illuminated part of the moon.
  10. 18. Large pieces of land that connect together on Earth’s outer shell.
  11. 20. The second layer of Earth's atmosphere.
Down
  1. 1. When two or more tectonic plates collide and eventually one slides under the other.
  2. 2. Contains all of the Earth’s water.
  3. 3. More than half of the illuminated part of the moon is seen.
  4. 5. The sphere that involves the rock cycle and all of our studies of plate tectonics.
  5. 7. A sea of gases that support and protect the entire biosphere.
  6. 9. Boundary between two plates that are moving apart or rifting.
  7. 13. The lowest region of the atmosphere.
  8. 16. Process by which the ocean floor sinks beneath a deep-ocean trench and back into the mantle.
  9. 19. The rigid, rocky outer surface of the Earth.