Across
- 4. weak pint in earth's crust
- 6. flowing mixture of water and debris
- 7. term used for magma once it has erupted onto the earth's surface
- 8. plates moving in opposite directions
- 9. of or having to do with earthquakes
- 10. cirular depression containing a volcanic vent
Down
- 1. opening at earth's surface through hich volcanic material erupt
- 2. to bend or change direction
- 3. huge sections which make up the earth's crust
- 5. plates moving towards each other
- 11. lava or rock blasted into the air by volcanoe