Tectonic Plates

2. The hot, molten rock deep inside Earth
4. Magma that flows onto Earth's surface
6. The study of earthquakes and seismic waves
9. A break in a body of rock
10. Any of the world's main expanse of land
12. Stress that occurs when forces act to squeeze an object
13. A layer of the Earth in the upper Mantle and lower Core
15. the solid material forming part of the Earth and is exposed on the surface.
16. An instrument that records the intensity and nature of earthquake waves
18. A shaking or movement of Earth's surface
19. A specialist in Geology

1. the supercontinent that was formed before the continents drifted apart
3. A large elevation of Earth's surface
5. An opening in the earths crust that allows lava to flow out
7. process where sea floor material is lost and put into the mantle
8. outer layer of the Earth
10. The center of the earth
11. A layer of the Earth that is soft and is what the tectonic plates move on
14. a large expanse of water
17. The layer of rock between the Core and Crust