Tectonic Plates

7. An ancient specimen secured in rock
10. The idea of the continents slowly gliding over Earth
12. Breaks in the Earths crust
15. someone who studies seismic waves
17. the super continent that existed more than 200 million years
18. a boundary in which two plates scrape against each other in opposite direction
19. The process when Oceanic crust gets sucked underground into the mantle
20. An area where Earth's crust diverges above water

1. a boundary in which two plates come together
2. a cycle of heat in which the hotter something is, the more it rises, and the colder something is, the more it sinks
3. An area where the ocean floor sinks into the mantle, forming a dipped area
4. Scientist that discovered Pangea's existence and presented the idea of continental drift
5. The solid parts of the Earth lithosphere that are broken into pieces
6. The theory about all motion of plates
8. A large well known belt of bubbles
9. Magma after it gets to the surface
11. a boundary where two plates split away from each other
13. An area in earths crust where magma is able to form and seep through
14. Long mountain range that forms underwater
16. heated material melted to a liquid state underground