Magnitude and Intensity measure different characteristics of earthquakes. Magnitude measures the energy released at the source of the earthquake. Magnitude is determined from measurements on seismographs. Intensity measures the strength of shaking produced by the earthquake at a certain location. Intensity is determined from effects on people, human structures, and the natural environment.
"alfred wegener" the origin of continents and oceans’, which outlined his theory of continental drift. wegener’s theory of continental drift was met with scepticism by many scientists.