Across
- 3. Mountains that contain magma
- 5. Also called composite cone
- 9. This plate boundary occurs when two plates move toward each other
- 11. A crack or break in the lithosphere
- 12. This plate boundary occurs when two plates move away from each other
- 13. This is the point on the surface of Earth directly above the focus
- 15. A liquid layer of iron and nickel
- 16. Slow and gentle eruptions
Down
- 1. The simplest type of volcano
- 2. This is the point in within the Earth where two tectonic plates collide
- 4. The scale that measures seismic wave activity
- 6. This plate boundary occurs when two plates slip past each other
- 7. The scale that measures observable damage
- 8. A solid mass of iron and nickel
- 10. A thick, mostly solid layer that is 85% the total mass of the Earth
- 14. The outermost shell of the Earth