Earths Systems Vocab

12345678910111213141516171819202122232425
Across
  1. 2. Compress through solids and liquids. Travels faster than S
  2. 6. The outer part of the earth
  3. 8. Still in existence
  4. 11. Boundary where tectonic plates divide
  5. 12. Forms when molten rock crystallizes and solidifies
  6. 14. The lower part of earths mantle
  7. 15. the movement caused within a fluid by the tendency of hotter things to float and colder things to sink
  8. 17. Boundary where tectonic plates collide
  9. 20. The study of earth
  10. 21. Move side to side only through solids. Moves slower than P
  11. 23. A solid inorganic material found in nature
  12. 24. The layer that lies between earths crust and core
  13. 25. Below the lithosphere
Down
  1. 1. Group of animals that occupy a certain area
  2. 3. The intermost layer of the earth
  3. 4. Forms under extreme heat and pressure
  4. 5. When Heat, pressure, cooling,etc cause rocks to change from one type to another over time
  5. 7. No longer in existence
  6. 9. Forms from pre-existing rock and fossils
  7. 10. A tool that records details of earthquakes
  8. 13. The study of earhquakes and related phenomena
  9. 16. Boundary where tectonic plates slide past each other
  10. 18. Made from remains of plants and animals
  11. 19. Water held underground in the soil in deep reservoirs
  12. 22. The outermost layer of the earth