Across
- 4. Tectonic plate descends beneath
- 5. More dense plates
- 6. Tectonic plates move past each other
- 8. Tectonic plates collide
- 9. Forms at plate boundaries
- 10. Molten rock housed in the mantle of
Down
- 1. Magma rises and sinks
- 2. Tectonic plates move apart
- 3. Less dense plates
- 7. A gap between two tectonic plates