plate tectonics
Across
- 3. The point directly above the Focus
- 5. Rocks are sliding by one another causing earthquakes
- 7. The fastest wave
- 8. a wave of energy
- 9. The origin point
- 10. The study of energy waves
Down
- 1. Travels through the earth
- 2. How to find the origin point
- 4. The slowest wave
- 6. a large jolt of energy that shakes the ground