Across
- 1. German scientist who believe the continents used to be connected
- 6. a scientific theory that explains how major landforms are created as a result of Earth's subterranean movements
- 8. slide against each other
- 9. both plates come together
- 10. move away from each other
Down
- 2. the Earth's crust
- 3. a volcanic center that has had an eruption of magnitude 8 on the volcano explosivity
- 4. the central or innermost portion of the earth
- 5. a large plum of hot mantle material rising from deep within the earth
- 7. a layer inside a planetary body bounded below by core and above by a crust