rocks and stuff

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Across
  1. 5. The first eon, fireball earth, named after Hades
  2. 8. a type of rock, formed by sediments, mainly created in water
  3. 9. rock/nature gets deformed and becomes a different shape
  4. 12. a force pressing together
  5. 13. Mountains formed by lava or magma
  6. 14. The process of mountains forming because of tectonic plates
  7. 18. small chunks of rock
  8. 19. when a point in the crust breaks and rocks rub against each other
  9. 20. the thinnest layer in the earth and the farthest layer from the core
Down
  1. 1. when a rock had pressure and heat applied to it; marble
  2. 2. the center of the earth
  3. 3. the first visible life that appears on earth
  4. 4. photosynthetic life bacteria appears
  5. 6. a layer in the earth that is in between the crust and the core
  6. 7. liquidation caused by heat
  7. 10. layers of sedimentary rocks
  8. 11. single-cell organisms start to appear; bacteria
  9. 15. when magma/lava cools underground rapidly or slowly
  10. 16. Molten rock is similar to lava but underground
  11. 17. dead life preserved in rock, sand, ice, etc.