Tectonics
Across
- 8. Another word for the hypocentre of an earthquake (5)
- 9. A name for when the continents were joined together (6)
- 11. This mineral can make lava very sticky (viscous) (6)
- 12. The name of a current considered for many years to be the driving force of plate tectonics (10)
- 13. An earthquake resistant building in San Fransisco (5,8,8)
- 17. The point on the ground where the earthquake is the strongest (9)
- 20. Hot ash, lava, rock fragments, flowing very quickly down hill (11,4)
- 21. What oceanic crust is made of (6)
- 23. Formed at constructive continental margins (4,6)
- 24. A chain of volcanic islands (6,3)
- 25. A type of volcano that is formed on
- 27. Hawaii is an example of one of these (7)
- 28. This needs to be good in order to effectively mitigate against disasters and protect the population (10)
- 29. Outer layer of Earth (crust and upper mantle)(11)
- 30. Conservative plate boundary N.America (3,7,5)
Down
- 1. When the weight of the cold, old, oceanic crust causes the edge of the plate to subduct (4,4)
- 2. When one plate slides underneath another (10)
- 3. This type of lava is very runny (8)
- 4. Name of the model that determines disaster size (4)
- 5. plate margins (9)
- 6. A major secondary hazard of underwater earthquakes (7)
- 7. This model shows the effect of a hazard on quality of life over time (4,8,5)
- 10. The gradual movement of the continents across the Earth's surface through geological time (11,5)
- 14. Plate boundary where plates move apart (11)
- 15. What continental crust is made of (7)
- 16. An event with a high magnitude, large extent and massive impact (4,8)
- 18. Classic example of a multi-hazard-hotspot (11)
- 19. How well a country can bounce back and recover from a disaster (10)
- 22. Type of volcano found on constructive plate margins (6)
- 26. An earthquake hit this country on 12th Jan 2010 (5)
- 27. Formed by the collision of India and Eurasia (9)