Rowan's Dynamic Earth Crossword Puzzle

4. A long curve in the ocean floor.
6. A chain of volcanic islands formed at convergent plate boundaries.
8. An area in which is affected by magnetism.
10. The thin, outermost layer of Earth.
13. A crack in the Earth, caused by a divergent plate boundary of two continental plates pulling apart.
16. Juan De Fuca is an example of this.
17. The formation of new oceanic crust caused by divergent plate boundaries.
18. The crust that is under the ocean floor.
19. A dark, volcanic rock, divergent boundaries are made up of this.
20. Not flexible, hard to bend.
21. An event that happens only every 780,000 years in which the magnetic polarities of earth switch.
24. The movement at the edge of a plate of the earth's crust that moves into the mantle under another plate.
25. The geologist that came up with the idea of continental drift.

1. The upper layer of earth's mantle, it is above the lithosphere.
2. Very hot, can be used as an adjective for lava.
3. A scientific branch in which studies magnetism occurring in rocks.
5. Lava that solidified into a round shape.
7. The crust that makes up earth's continents.
9. The woman who was tasked with mapping the ocean floor in the year 1952.
10. The theory that was turned into plate tectonics today.
11. A chain of volcanos formed above an area where subduction happens.
12. Caused from subduction, or oceanic divergent plate boundaries pulling apart.
14. An event caused from a transform plate boundary of plates sliding past each other.
15. The famous supercontinent, comes from the Greek words pan, which means all or entire, and gaea which means earth.
22. Hot liquid that becomes igneous rock when it cools.
23. The innermost part of earth, it is very hot.