Plate Motion : PM Homework #5

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Across
  1. 3. a long, deep indentation in the ocean floor formed when two plates move together
  2. 7. evidence of life from the past, such as fossilized bones or leaf prints
  3. 10. a set of interacting parts forming a complex whole
  4. 11. the outside or top layer of something
  5. 13. the layer of soft, solid rock underneath Earth's plate
  6. 14. the sudden pushing out of something, such as lava from a volcano
  7. 16. a feature that forms on the surface of a planet, such as a mountain, channel or sand dune
  8. 17. moving toward the same place
Down
  1. 1. how often or fast something happens
  2. 2. a natural spring that sends hot water and steam suddenly into the air from a hole in the ground
  3. 4. a diagram that shows what the inside of something looks like
  4. 5. something we observe to be similar over and over again
  5. 6. moving apart in different directions
  6. 8. hot liquid rock on the surface of Earth
  7. 9. one of the very large sections of hard, solid rock that make up Earth's outer layer
  8. 12. to examine in detail for a purpose
  9. 13. hot liquid rock below the surface of Earth
  10. 15. the slow moving apart of land that is caused by plate motion