Across
- 4. fractures between two blocks of rock.
- 6. is a fault along a plate boundary
- 9. openings, or vents where lava,
- 10. A tectonic boundary where two plates are moving away from each
- 12. real or imaginary line that separates two things
Down
- 1. rocks that make up the Earth's crust
- 2. intentionally brings together intellectually diverse researchers to develop effective ways of communicating across disciplines.
- 3. the floor of a sea or ocean
- 5. Plate tectonics is the generally accepted scientific theory
- 7. long horseshoe-shaped seismically active belt of earthquake epicentres, volcanoesb
- 8. They usually have steep, sloping sides and sharp or rounded ridges,
- 11. a plant with life