Bryce

2. a theory that explains how major landforms are created as a result of earth's subterranean movements
8. geological process in which earthen materials are worn away and transported by natural forces such as wind and water
9. Earth's most inner part
11. outter most layer of the earth
14. molten or partially molten rock
15. hills, mountains, canyons, valleys, and shoreline features
16. the mostly solid bulk of earth's interior
18. was a German climatologist, geologist, geophysicist, meteorologist, and polar researcher
19. middle layer of earth made of rocks and minerals

1. a fast moving current of hot gas and volcanic matter
3. supercontinent that existed during the late Paleozonic and early Mesozoic eras
4. breaking down or dissolving of rocks and minerals on the surface of the earth
5. currents- heat driven cycles that occur in the air, ocean, and mantle
6. large landmass, sometimes referred as a supercontinent
7. most extensive chain of mountains on earth
10. any of several large geographical regions
12. vent or fissure in the crust of a planetary-mass object
13. not active or growing
16. molten or semi-molten natural material from which all igneous rocks are formed
17. a violent type of mudflow or debris flow