Across
- 9. What is a hazard that occurs as the result of certain atmospheric conditions, such as a tropical storm, classified as?
- 12. What is a hazard that occurs because of a movement of the Earth’s crust, such as a volcanic eruption or earthquake is classified as?
- 14. What is the upper section of the mantle called?
- 16. Which type of tectonic crust is thickest?
- 18. Along which type of plate margin are subduction zones found?
- 20. What type of margin do the Pacific and North American plates form?
- 22. Which type of tectonic crust is most dense?
- 26. What type of natural hazard is likely to be more intensive due to climate change?
- 27. What causes plates forming a conservative margin to get stuck as they pass each other?
- 28. What is the layer, present below the atmosphere, consisting of the Earth’s crust along with the uppermost solid layer of the mantle?
- 29. What type of volcano is typically found along constructive plate margins?
- 30. Which theory of tectonic movement suggests plates move due to gravity pulling a tectonic plate into the mantle along destructive margins?
- 31. What is molten liquid rock above the surface of the Earth known as?
Down
- 1. Ocean ridges are typically found along which type of plate margin?
- 2. The San Andreas fault occurs along which type of plate margin?
- 3. What type of effect is one that is directly caused by the disaster, is an integral part of the disaster itself; in the case of an earthquake, it would be the ground shaking, or in the case of a volcanic eruption, lava pouring out of the volcano?
- 4. The Mid-Atlantic Ridge is located along which type of plate margin?
- 5. What is an extreme natural event that threatens people or has the potential to cause damage, destruction and death known as?
- 6. Where do volcanoes occur in addition to constructive and destructive plate margins?
- 7. Where do over half the world’s volcanic eruptions and earthquakes occur?
- 8. Along which plate margin do rift valleys occur?
- 10. What type of margin do the North American and Eurasian plates form?
- 11. What type of margin do the Pacific and Eurasian plates form?
- 13. What type of effect involves the things that happen in the hours, days, and weeks after a disaster?
- 15. What are the large pieces of lithosphere known as?
- 17. Which theory of tectonic movement suggests plates move due to gravity causing the higher plate at a ridge to push away causing them to move away from each other?
- 19. Some scientists believe plates move due to heat currents in the mantle. What are these currents called?
- 21. What is molten liquid rock below the surface of the Earth known as?
- 23. What layer of the Earth is found beneath the crust?
- 24. Identify the type of volcano typically found along destructive plate margins.
- 25. What is a lowland region that forms where Earth's tectonic plates move apart?