Question

What is the difference between seismograph and seismometer

Answer 1

Seismometer is the instrument which records the the disturbances happening underground generated by earthquake or volcanic eruptions etc.Where as seismograph is the recorded data/observation which is given out after in the form of graph after recording a specific movement.

Answer 2

Seismograph is an instrument which is used to measure Earthquakes.

Seismograph instruments are placed on the surface of the earth so, whenever the ground starts shaking the instrument's case moves.

There is a seismometer inside the seismograph so,only seismograph instruments case moves while seismometer remains still without any movement.

hope this helps ☺️