Question

What does a seismometer measure?

Answer 1

Answer:

A seismometer is the internal part of the seismograph, which may be a pendulum or a mass mounted on a spring; however, it is often used synonymously with "seismograph". Seismographs are instruments used to record the motion of the ground during an earthquake.

Answer 2

A seismometer is an instrument used to measure seismic (ground motion) activity caused by earthquakes, volcanic eruptions, the use of explosives or other forces.

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