Across
- 3. these plates move apart
- 4. when two plates slide past each other and cause vibrations
- 7. the earth is surrounded by it
- 9. these plates push into each other and one goes under the other
- 10. who discovered the continental drift?
Down
- 1. what was Earth previously named?
- 2. this plate boundary is named after a political UK party
- 5. these plates crash into each other forming a mountain
- 6. its the first part of the title
- 8. first of five layers of the Earth?