Across
- 1. German scientist who came up with a hypothesis called "continental drift"
- 5. A rise of land to a higher elevation.
- 7. one plate going under another plate.
- 9. type of boundary that occurs when two plates separate.
- 10. super-continent that existed millions of years ago.
Down
- 2. A rigid, rocky layer of the earth made up of the upper mantle and the crust.
- 3. a crack in the Earth's crust.
- 4. The sinking of land to lower elevations.
- 6. The bending of rock layers due to stress.
- 8. boundary where two plates come together.