Across
- 2. Cone A steep-sided volcano formed by the explosive eruption of cinders that form by a vent
- 5. lava fragments about 1cm in diameter
- 6. wave secondary wave
- 8. shaking of the Earth caused by a sudden movement of rock beneath its surface
- 9. wave primary wave
- 10. the thin outer layer of the earths surface
- 12. the circular depression containing a volcanic vent
- 13. Volcano A volcano that is currently erupting, or has erupted during recorded history
- 14. the layer of rock that lies between the crust and the outer core
- 16. molten rock
Down
- 1. pertaining to igneous rock bodies that form at great depth
- 3. the point on the Earth's surface directly above the hypocenter of an earthquake
- 4. to bend or change direction
- 6. of or having to do with earthquakes
- 7. to bounce back from a surface
- 9. Boundary the place where two or more plates in the earth's crust meet
- 10. the innermost layer of the earth
- 11. a risk
- 15. the term used for magma