Introduction

Volcanoes are a blast! Use the following links to find the answers to the Treasure Hunt. These websites will show you lots of volcanic activity. Make sure you answer the big question at the end. Have fun and don't get burned!

Questions

1. Which mountain system is Mount Saint Helen located?
   
    
2. When did the eruption occur?
   
    
3. What was the magnitude of the eruption at Mt St Helen?
   
    
4. What is magmatic?
   
    
5. What is the bulge?
   
    
6. The pyroclastic surge ascelerated to approximately _______km per hour.
   
    
7. How many square miles of forest were blown over or left dean and standing after the eruption occurred?
   
    
8. How active is Mt St Helen now? How many more eruptive activities have occurred since 1980?
   
    
9. Describe a stratovolcano.
   
    
10. What would the approximate driving time be if you were to circle the mountain?
    
     

The Internet Resources

The Big Question

How did the eruption of Mt St Helen effect its surroundings?