Across
- 3. earths rocky outer layer
- 4. pull apart
- 5. hot liquid under earths crust
- 7. forms when tectonic plate move apart
- 8. slide past
- 9. low dense rock that forms plates
Down
- 1. rock that forms on ocean floor
- 2. super continent theory
- 3. push together
- 6. made of rock or ices