Across
- 1. Remains from an organism that was once living
- 6. States that things happened today are the same as the past
- 8. largest layer in the earth
- 9. large opening in a collapsed volcano
- 11. opening in a volcano that lets magma go through it
- 14. an area in the mantle that is hotter than other parts in the mantle
- 16. theory proven by alrfred wagner that rocks break and move
- 17. area below the lithosphere
- 19. Bits of rock or solidified lava that fall from the sky
Down
- 2. scientist who studies seismic waves
- 3. thin fossil made out of carbon
- 4. Big waves in the ocean caused by seismic waves
- 5. directly above an earthquake's focus
- 7. release of nuclear particles from an unstable nuclei
- 10. area that is in the upper mantle and the crust
- 12. surface where rocks break and move
- 13. the point under earth's surface where energy release happens
- 15. measuring devise for volcanoes
- 16. large landmass where all seven continents were together
- 18. earth's outermost layer