Plate Motion Vocabulary

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Across
  1. 3. hot liquid rock below the surface of Earth
  2. 8. sand dune
  3. 9. the sudden pushing out of something, such as lava from a volcano
  4. 10. hot liquid rock on the surface of Earth
  5. 11. a natural spring that sends hot water and steam into the air from the ground
  6. 16. the outside or top layer of something
  7. 17. a long, deep indentation in the ocean floor formed when two plates move
  8. 18. a sudden shaking of Earth’s surface
  9. 20. to examine in detail for a purpose
  10. 21. any of Earth’s main continuous areas of land
  11. 23. a feature that forms on the surface of a planet, such as a mountain, channel,
  12. 24. evidence of life from the past, such as fossilized bones, footprints, or leaf prints
Down
  1. 1. one of the very large sections of hard, solid rock that make up Earth’s outer layer
  2. 2. layer Earth’s outermost layer of hard, solid rock
  3. 3. the layer of soft, solid rock underneath Earth’s plates
  4. 4. moving apart in different directions
  5. 5. moving toward the same place
  6. 6. an extinct reptile that lived about 300 million years ago
  7. 7. Ridge an underwater mountain range formed when two plates move apart
  8. 12. the slow pulling apart of land that is caused by plate movement
  9. 13. how often or fast something happens
  10. 14. onto the surface of the Earth
  11. 15. Boundary the place where two plates meet
  12. 19. a set of interacting parts forming a complex whole
  13. 21. Section a diagram that shows what the inside of something looks like
  14. 22. Activity any of the many processes in which gas, lava and ash are pushed