Across
- 3. the part of the earth's surface directly above the starting point of an earthquake.
- 4. a graph output
- 6. In physics
- 8. secondary waves
- 10. an area of relatively level high ground
- 11. a measure of the strength of earthquakes
- 14. the reduction in volume
- 15. one in which one side of the fault, the hanging wall, moves up and over the other side, the foot wall
- 16. the block above the fault
Down
- 1. The forces that cause deformation
- 2. Shallow earthquakes produce stronger surface waves
- 5. Measuring instrument
- 6. the place inside Earth's crust where an earthquake originates
- 7. the size or extent of something
- 9. a sudden and violent shaking of the ground
- 10. seismic waves
- 12. the built up stress
- 13. the deformation