Across
- 3. Deepest trench
- 5. Lava that is underground
- 7. Plates collide
- 8. Plates move away from eachother
- 10. Slow wave that travels only through solid
- 11. A type of volcano that is flat
- 12. A hot liquid that spills out of the volcano
- 14. A zone of weak,easily deformed rock in the upper mantle
- 19. The location of the surface directly above the focus
- 21. The layer of the Earth we live on
- 22. Wind,water,glaciers cause _________
- 24. The measure of an earthquake
- 26. The crust and the upper layer of the mantle make up this layer of rock
- 29. Means "builder" in Greek
Down
- 1. A large supercontinent containing all the Earths continents
- 2. Most famous fault boundary
- 4. The slowest type of wave
- 6. Drift
- 9. Tectonics, Earthquakes and ________
- 13. The layer of the earth found between the core and crust
- 15. When tectonic plates slide past eachother
- 16. Plate that we live on
- 17. Largest tectonic plate
- 18. A sudden shaking of the ground
- 20. Most dangerous type of volcano
- 23. When tectonic plates move together they _______
- 25. Where the earthquake starts
- 27. A push-pull wave
- 28. The scale that measures the magnitude of earthquakes
- 30. The very middle layer of the Earth