Across
- 1. Small earthquakes that usually follow a large earthquake
- 3. Name of the device that measures earthquakes
- 5. This New Zealand city had a major earthquake in 2011
- 7. Measure of the energy released by an earthquake
- 9. When two plates move away from each other
- 10. A sequence of nearby earthquakes striking in a short period of time
- 13. Name of the very middle of the earth
- 14. The outermost layer of the Earth
Down
- 2. Large waves caused by earthquakes
- 3. when two plates come together with one riding over the other
- 4. Largest continental plate
- 5. Boundary where one plate slides underneath the other
- 6. Another name for tsunami
- 8. Where two plates slide past each other
- 11. The point directly above the origin of an earthquake
- 12. Rocks are made of