Across
- 3. This man created the theory of continental drift.
- 4. The class you are in right now
- 6. The test subject you took last week.
- 7. Elephants have these on their face.
- 9. The crust is made of tectonic ________.
- 11. A hill or mountain created by an extrusion.
Down
- 1. The middle layer made of magma.
- 2. A theory of continental __________.
- 5. Sudden violent shaking of the ground.
- 8. Hot molten rock inside the Earth.
- 10. The starting point of an earthquake.
- 12. The innermost layer of the Earth