Layers of the Earth

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Across
  1. 4. invisible line around which an object rotates
  2. 10. the outermost layer of the core is in a _ state
  3. 11. plate _ are like pieces of a puzzle
  4. 14. the boundary between mantle and crust
  5. 19. plates _, or pull apart, and new rock forms
  6. 20. when magma breaks the earth's service in a volcano
  7. 22. the measurement of heat in an object
  8. 23. solid bulk of the earth's interior
  9. 24. thinning of crust and mantle's lithosphere
Down
  1. 1. when 2 plates collide and new rock forms
  2. 2. these shift as from heat from the core affects the mantle
  3. 3. uppermost layer of the mantle
  4. 5. the innermost layer of the core is in a _ state
  5. 6. the amount of force that is being exerted
  6. 7. solid outer layer of the earth
  7. 8. the mass of an object compared to the size
  8. 9. also known as passive plate or transform boundaries
  9. 12. very hot, dense layer of our planet
  10. 13. the earth has _ spheres
  11. 15. the thickest area of the lithosphere
  12. 16. type of currents caused by heating and cooling of the earth's core
  13. 17. third planet from the sun
  14. 18. mixture of molten and semi-molten rock
  15. 21. measurements of shock waves in earthquakes
  16. 25. the boundary between mantle and core