Across
- 1. where one plate moves under another
- 5. is a geological process that takes place at convergent boundaries of tectonic
- 6. Occur at all three types of boundaries
- 7. Center of an earthquake
- 8. is a record written by a seismograph
- 9. Reptile fossil found in South America and Africa
- 11. crust, is the crust that is ender the world
- 12. Island arc, a chain of volcanoes that develop parallel to a trench
- 14. boundary, Two plates sliding past each other
- 20. Wegener, is the scientist who made the theory on continental drift
- 22. The central or innermost portion of the Earth
- 23. boundary, Mountains are formed at
- 25. spreading, The process that continually adds new material to the ocean floor
- 26. range, Series of mountains
- 27. drift, Slow movement of continents
- 28. Hess, The seafloor spreading theory was proposed by
- 30. is the mineral that's a major component or continental crust
Down
- 2. the upper layer of the earth's mantle
- 3. deposits, Evidence that Africa was once cold
- 4. is extremely hot liquid and semi-liquid rock located under Earth's surface
- 5. waves, Move faster through denser or move rigid materials
- 10. boundary, type of boundary do plates moves away from each other
- 13. Form mostly at converging and diverging plate boundaries
- 15. Andreas Fault, It is one of the most famous transform fault
- 16. plumes, is an upwelling of abnormally hot rock within the Earth's mantle
- 17. are long, narrow depressions on the seafloor
- 18. spot, a concentration of heat in the mantle capable of creating magma
- 19. Forms from the mantle and its recycled back into the mantle
- 21. lithosphere, Divided into several parts
- 22. is the outermost layer of a planet
- 24. is a layer inside a planetary body
- 29. a supercontinent that incorporated almost all the landmasses on Earth