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