Earth's Structure

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Across
  1. 4. Movement on the ocean floor
  2. 9. Plate boundaries that are moving toward each other
  3. 10. Crust is divided into sections called_______
  4. 13. Outer layer of the Earth is the_____
  5. 16. Seismographs detect this movement
  6. 17. Plate boundaries that are sliding past each other
  7. 18. Sedimentary rock contains fossils
  8. 19. Naturally formed inorganic solid with crystal structure
  9. 20. Igneous rock cooled quickly outside the Earth
  10. 22. remains, or physical evidence of a once living thing
  11. 25. The core that is liquid
  12. 27. The core that is solid
  13. 29. The supercontinent that was one landmass
  14. 30. Layer under the crust is the______
Down
  1. 1. The color of a mineral in powder form.
  2. 2. The core is made mostly of this metal
  3. 3. The hardness scale to test minerals
  4. 5. When one plate moves down underneath another plate
  5. 6. The bending or folding of rock
  6. 7. The transfer of warm and cool liquids in a circular current
  7. 8. Scientist that developed the theory of continental drift
  8. 11. The way a mineral reflcts light
  9. 12. Igneous rock cooled inside the Earth
  10. 14. Rock that is changed by heat and pressure
  11. 15. Magma that reaches the Earth's surface
  12. 21. made of mixtures of minerals
  13. 23. Rock that is formed from layers of sediment
  14. 24. Tracks are an example of a _______ fossil
  15. 26. Plate boundaries that are moving away from each other
  16. 28. Melted rock under the Earth