Across
- 2. zone where tectonic plates meet on Earth's crust
- 4. crust thin crust that is under the ocean
- 7. crust thick crust that forms large landmasses
- 8. boundary where 2 plates move away from each other
Down
- 1. boundary when one plate slides under another one
- 3. plates slide past each other
- 5. boundary 2 plates collide with each other
- 6. boundary where 2 plates slide past each other