What instruments are used to measure the strength of earthquakes?

An earthquake has one magnitude unit. The magnitude does not depend on the location where measurement is made. A seismograph is the primary earthquake measuring instrument. The seismograph produces a digital graphic recording of the ground motion caused by the seismic waves. The digital recording is called a seismogram. the earthquake magnitude scale was the Richter scale, a mathematical formula invented by Caltech seismologist Charles Richter to compare quake sizes.

Leave a Comment

Your email address will not be published. Required fields are marked *

BOOK

Free Class