Plate tectonics By Million Roberts
Across
- 2. a specialist in the history of the earth recorded in rocks
- 3. with respect to chemistry
- 6. relating to or occurring or living in or frequenting the open ocean
- 8. use again after processing
- 12. a search of knowledge
- 13. having undergone transformation by pressure,heat,etc.
- 14. movement of the edge of one tectonic plate under another
- 16. relating to ocean depths from 2000 to 5000 meters
- 18. a rigid layer of the earths crust
- 19. a single thickness of some substance or material
- 20. a large continuous extent of land
Down
- 1. of or relating to or based on geology
- 4. a fissure in the earth crust
- 5. the branch and geology studying the folding and the faulting
- 7. one of the large landmasses of the earth
- 9. characteristic of a stage performance
- 10. recognize as being
- 11. the degree of hotness or coldness of a body or environment
- 15. of or relating to or characteristic of the crust of the earth and the moon
- 17. of or relating to the earliest known rocks formed during the Precambrian Eon