Multiple choice general knowledge science & technology

The intensity of earthquake is measured with a

  1. a.Barometer

  2. b.Hydrometer

  3. c.Polygraph

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

A seismograph detects and records seismic waves produced by earthquakes. Barometers measure air pressure, hydrometers measure liquid density, and polygraphs are used for lie detection.

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