- 1. When did the eruption of Mount St. Helens occur?
A) 1975
B) 2005
C) 1980
D) 1990
- 2. Which US state is Mount St. Helens located in?
A) Washington
B) Oregon
C) Alaska
D) California
- 3. What type of volcano is Mount St. Helens?
A) Cinder cone volcano
B) Stratovolcano
C) Shield volcano
D) Caldera volcano
- 4. How many states experienced measurable ashfall due to the eruption of Mount St. Helens?
A) 3
B) 5
C) 11
D) 7
- 5. Which side of Mount St. Helens experienced the most devastation during the eruption?
A) East
B) North
C) West
D) South
- 6. What government agency monitors volcanic activity at Mount St. Helens?
A) NASA
B) USGS (United States Geological Survey)
C) EPA
D) NOAA
- 7. In which month did the eruption of Mount St. Helens occur?
A) July
B) June
C) May
D) August
- 8. Which mountain range is Mount St. Helens a part of?
A) Cascade Range
B) Rocky Mountains
C) Appalachian Mountains
D) Sierra Nevada
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