Multiple choice general knowledge math & puzzles

The Mercalli scale is a lesser known measure of what important natural phenomenon?

  1. Typhoon wind strength

  2. Lightning strike frequency

  3. Humidity

  4. Earthquakes
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The Mercalli intensity scale measures the effects and intensity of an earthquake at a specific location based on observed damage. This differs from the Richter scale, which measures the earthquake's magnitude (energy released).

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