Across
- 2. a rigid layer of solid rock
- 5. what is the layer beneath the crust called
- 6. new floor forming at the ridge spreading outward to make room for more
- 7. what is the layer before the inner core called
- 10. when a dense ocean plate converges with a lighter continental plate
- 11. two tectonic plates pull apart
- 12. what is the name of the large land that the continents were once together of
- 13. earth's only totally liquid layer
Down
- 1. a mountain range running across 10,000 miles on the ocean floor
- 3. when water with carbon dioxide mixes with air
- 4. when two tectonic plates slide past each other
- 8. the layer of earth we live on
- 9. two tectonic plates collide