Across
- 2. This is driving magma to well up at the mid-ocean ridges and pull crust into the mantle
- 9. Mountains on land are found at _____ plate boundaries
- 14. The ____ Sea is an example of a terminal ocean
- 15. This is the fourth stage of the Wilson cycle
- 16. The ____ Mountains are an example of the suturing stage
- 17. What is the supercontinent called?
- 20. A ____ plate boundary is where plates move apart
- 22. This is the fifth stage of the Wilson cycle
- 25. The rock closest to the ____ _____ ____ will record the newest magnetic field readings
- 27. The deformation of the Earth's crust
- 28. The decreasing focus of earthquakes as a plate is subducted occurs on this zone
- 29. This is the theory proposed by Alfred Wegener
- 30. The frequency, magnitude, and distribution of earthquakes
Down
- 1. This is the theory proposed by Harry Hess
- 3. This is the third stage of the Wilson cycle
- 4. The ___ ___ is an example of a juvenile ocean
- 5. This is the second stage of the Wilson cycle
- 6. This is the Ocean life cycle proposed by John Tuzo Wilson
- 7. The frequency, magnitude, and distribution of volcanoes
- 8. The ____ Ocean is an example of a mature ocean
- 10. This is the first stage of the Wilson cycle
- 11. This is the sixth stage of the Wilson cycle
- 12. This is the permanent marking of the Earth's magnetic field in the oceanic crust
- 13. The ____ Ocean is an example of a declining ocean
- 18. Mid-ocean ridges are found at ____ plate boundaries
- 19. A ____ plate boundary is where plates collide
- 21. When oceanic crust meets continental crust, the ____ ____ will subduct.
- 23. The East ____ Rift Valley is an example of an embryonic ocean
- 24. Magnetic ____ are alternate positive and negative magnetic field readings
- 26. Earth's _____field is not constant
- 27. A ____ plate boundary is where plates slide across each other
