what is seismograph? does anyone know the answer.☺️
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Seismographs are instruments used to record the motion of the ground during an earthquake. ... As the seismograph shakes under the mass, the recording device on the mass records the relative motion between itself and the rest of the instrument, thus recording the ground motion.
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A seismograph, or seismometer, is an instrument used to detect and record earthquakes.
Generally, it consists of a mass attached to a fixed base. During an earthquake, the base moves and the mass does not. ... Seismograph generally refers to the seismometer and its recording device as a single unit.
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