Plate Tectonic Terms

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Across
  1. 6. of Fire - Shaped like a horseshoe and found around the edges of the Pacific Ocean, contains most of earth's volcanoes and earthquakes
  2. 8. - When two tectonic plates move towards each other
  3. 9. - Cracks in the earth’s crust as a result of the tectonic plates moving. The cracks can be big or small
  4. 11. - The thinnest layer of the earth, it makes up the Earth's surface and lies on top of the mantle
  5. 14. - These land forms are made when two continental plates collide
  6. 16. - The study of planet Earth (its history, materials, processes, procuts and physical nature)
  7. 17. - A natural disaster that occurs when two tectonic plates suddenly slip past each other
  8. 18. - Fracture zone along the bottom of the ocean where molten mantle material comes to the surface and creates a new ocean floor
  9. 19. - Measurement unit for measuring earthquakes or other vibrations of the earth
Down
  1. 1. - There are three main types of ______: divergent, convergent and transform
  2. 2. - When two tectonic plates move away from each other
  3. 3. - When two tectonic plates slide past each other
  4. 4. - Extreme amounts of heat and ____ within the earth causes magma to flow in convection currents, these currents cause the moments of tectonic plates
  5. 5. - Process of one tectonic plate melting, sliding, or falling beneath another plate
  6. 7. - These land forms are made when tectonic plates move towards each other. A type of mountain that has magma and lava.
  7. 8. - The movement of continents resulting from the motion of tectonic plates
  8. 10. - Name for the outer solid part of the earth, including the crust and upper mantle
  9. 12. - Number of major tectonic plates
  10. 13. - Lies between the crust and the outer core. Makes up 84% of the Earth’s volume
  11. 15. - A supercontinent that incorporated almost all the landmasses on Earth