Multiple choice general knowledge math & puzzles

The Fujita scale is used to measure which natural phenomenon?

  1. Tornado wind-intensity

  2. Ultra-violet indices

  3. Atmospheric ozone levels

  4. Tsunami volumes and heights

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A Correct answer
Explanation

The Fujita scale (F-Scale) is used to rate the intensity of a tornado based on the damage it inflicts on human-built structures and vegetation. It was later updated to the Enhanced Fujita (EF) scale.