What was that on the Richter scale?

What was that on the Richter scale?...

Detailed Description

A seismic wave is an elastic wave generated by an impulse such as an earthquake or an explosion. Seismic waves may travel either along or near the earth's surface (Rayleigh and Love waves) or through the earth's interior (P and S waves).

Details

Image Dimensions: 300 x 428

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