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Nova: World's Deadliest Volcanoes According to the Volcanic Explosivity Index

Curated by ACT

Learn how scientists measure the size of a volcanic eruption. After viewing a recreation of the volcanic eruption of Mount St. Helens, you will be challenged to rate it using the volcanic explosivity index (VEI).

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Classroom Considerations
  • Knovation Readability Score: 4 (1 low difficulty, 5 high difficulty)