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6. How many cm of ask can collapse a roof of a building?
7. True of false; it is the largest supervolcano in the world
8. What fraction of the USA will be uninhabitable?
9. How many tonnes of sulphur wil be ejected into the atmosphere?
- 2000 million
- 3500 million
- 1 billion
- 1800 million
10. What fraction of people affected would die?
11. If it errupted, what could the ash do?
- Destroy roads
- Crush buildings
- Grow Trees
12. How large is the magma chamber?
- 80km long, 40km wide, 8km deep
- 68km long, 37km wide, 10km deep
- 101km long, 45km wide, 7km deep
13. How many earthquakes happen a year in Yellowstone?
14. How many people could be killed?
- 43 000
- 87 000
- 90 000
- 89 000