Multiple choice general knowledge science & technology

The intensity of an earthquake is measured with a

  1. Barometer

  2. Hydrometer

  3. Polygraph

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

A seismograph is the instrument used to measure and record earthquake intensity and ground motion. A barometer measures atmospheric pressure, a hydrometer measures liquid density, and a polygraph measures physiological responses.

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