Magnitude quake rattles Sonoma County

Richter's Magnitude Scale In 1931 a Japanese seismologist named Kiyoo Wadati constructed a chart of maximum ground motion versus distance for a number of

Learn the definition of magnitude, and how to calculate the magnitude of scalar, complex, and

magnitude Magnitude is a measure of the amount of energy released during an earthquake It is frequently described using the Richter scale To calculate magnitude

magnitude The magnitude quake struck 10 kilometres north-west of Porirua at 10:05pm, according to GeoNet Nearly 16,700 people reported feeling the 20