Dynamic Earth - Crossword

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Across
  1. 4. How the earth's plates are slowly moving
  2. 7. A mudflow
  3. 9. Short and sharp compression waves that can go 8 km per second
  4. 12. The final layer of the earth and is made from solid iron and nickle.
  5. 14. The third layer of the earth, contains liquid that is mainly Iron and Nickle
  6. 16. Not likely to erupt any time soon, but can still erupt again
  7. 17. Non living things that are broken down and that form layers
  8. 18. Rocks that form when other rocks break down and are deposited in lakes and oceans
  9. 20. The outer layer of the earth
  10. 22. Measures earthquakes
  11. 27. Crust that is found on the ocean floor
  12. 28. Brown, black or purple-reddish coloured igneous rock
  13. 29. Large earthquake that moves in a snakelike way and can go 4km per second
  14. 30. When two plates slide past each other
  15. 32. Erupting
Down
  1. 1. Will never erupt
  2. 2. Crust that makes our continents
  3. 3. Magma that is escaping from the surface and coming out of a volcano
  4. 5. Where we can feel an earthquake
  5. 6. The second layer of the earth, has semi liquid rock
  6. 8. When igneous and sedimentary rocks melt and become different rocks
  7. 10. When two plates move away from each other
  8. 11. molten rock
  9. 13. Weaknesses in the crust where magma can work its way to the surface
  10. 15. Plates that make up the earth
  11. 19. From living things
  12. 21. Volcanic rocks
  13. 23. An opening in the earth that lets magma out
  14. 24. Glassy smooth black rock that forms when lava cools quickly
  15. 25. The exact spot under the crust where the earthquake happened
  16. 26. Shaking of the ground
  17. 31. Floats on water