Across
- 2. Melted, liquid rock beneath the Earth's surface
- 4. (Two Words) The scale that measures the strength of earthquakes
- 6. Large sheets of rock that make up the Earth's crust
- 7. A dirt- and debris-filled flood of water
- 9. Enormous ocean waves caused by earthquakes, landslides, or volcanoes
Down
- 1. The shaking of Earth's crust caused by underground vibrations
- 3. Places on Earth's surface where gases, ash, and lava spew out of
- 5. Moving masses of soil and rock that flow down slopes
- 8. Cracks in Earth's crust along which movement occurs