HONG KONG, Nov. 11 (Xinhua) -- An earthquake with a magnitude of 5.0 hit Southeast of Honshu, Japan at 1150 GMT on Monday, the GFZ German Research Center for Geosciences said. The epicenter, with a ...
The Richter scale, which measures earthquake magnitude, is logarithmic, not linear. That means a magnitude 9 quake releases about 32 times as much energy as a magnitude 8 but about a million times as ...