Across
- 9. Equipment used to measure size of earthquakes.
- 10. Scale used to measure the magnitude of earthquakes.
- 11. Plate margin where plates slide past each other.
- 12. Interlocking structure on buildings to allow it to twist and move.
Down
- 1. Point on surface where seismic waves are strongest.
- 2. Where seismic waves cause soft ground to act as liquid.
- 3. Major transform fault in California.
- 4. Point underground where the earthquake starts.
- 5. Smaller earthquakes after the main quake.
- 6. Country where 2023 earthquake killed 55,000 people.
- 7. Large waves triggered by earthquake under the sea.
- 8. Best material for building aseismic skyscrapers.