Across
- 3. you can hike on.
- 5. a naturally occurring barrier between two areas.
- 6. sections into which the lithosphere is cracked.
- 8. the bottom on the ocean.
- 10. something where two plates move away from each other.
- 12. something that is turning to something new.
Down
- 1. boundary between two major plates of the Earth's crust.
- 2. something intentionally brings together intellectually diverse researchers to develop effective ways.
- 4. something a string of volcanoes and sites of seismic activity, or earthquakes
- 7. The planet we live on.
- 9. some thing earth's crust and the large-scale processes.
- 11. shoots out lava.