File:How-the-Richter-Magnitude-Scale-is-determined.jpg - Wikipedia
Richter Scale & Magnitude
The earthquake magnitude scale – Earthquakes – Te Ara Encyclopedia of New Zealand
Earthquakes: What? Where? How are they measured? – Deep Geothermal Heat Research
NST Geography Trips on X: "The Richter Scale was invented in 1935 as a mathematical device to compare the size of earthquakes. Using a seismometer to detect vibrations caused by an #earthquake,
Moment Magnitude Explained—What Happened to the Richter Scale? - YouTube
Earthquake | Seismology, magnitude and other units of measurement