Across
- 7. very middle of earth
- 8. close to dirt, also has small rocks and minerals in it
- 10. a thing caused by plate movement
- 12. the scale used to measure earthquakes the ___ scale
- 14. the thing we breathe
- 16. tall structures of rock and some are very big
- 17. natural solid substance with a crystal structure
- 18. large cracks in earths crust
- 19. very old bug/animal/rock
Down
- 1. convergent, divergent, transforming
- 2. soft material involved with divergent and convergent plate boundaries
- 3. the study of rock
- 4. outer layer of earth
- 5. spews lava
- 6. tectonic things
- 9. huge wave
- 11. big, is Pacific, Atlantic, and more
- 13. they are in igneous, sedimentary, and metamorphic
- 15. the planet we live on
- 16. can form magma, and changes form