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