Across
- 4. Tool used to detect and record earthquake waves.
- 6. Circular movements of molten rock in the mantle that drive plate movement.
- 9. Fragmented volcanic material ejected during an eruption.
- 10. Idea that continents slowly move across Earth's surface over time.
- 11. Downhill movement of soil and rock due to gravity.
- 12. Flow of Fast-moving, superheated cloud of gas, ash, and rock from a volcano.
- 15. Rock formed from layers of sediment compacted and cemented over time.
Down
- 1. Point on Earth's surface directly above an earthquake’s focus.
- 2. These waves arrive first after an earthquake
- 3. Scale Measuring the intensity of shaking and damage from an earthquake.
- 5. Theory that explains how large sections of Earth's crust move and interact.
- 7. Underwater mountain chain formed at divergent plate boundaries.
- 8. Rock formed from cooled molten rock (magma or lava).
- 13. Domes Rounded mounds formed by slow, viscous lava piling near the vent.
- 14. Scale Measuring the magnitude (energy release) of an earthquake.