On the Richter scale, an earthquake number of 8 releases twice as much energy as an earthquake number of 4.

Name: On the Richter scale, an earthquake number of 8 releases twice as much energy as an earthquake number of 4.
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Quizplus · Accepted Answer

The Richter scale is logarithmic, meaning each whole number increase represents a tenfold increase in measured amplitude and roughly 31.6 times more energy release. An earthquake of magnitude 8 releases vastly more energy than one of magnitude 4, not just twice as much.

On the Richter Scale, an Earthquake Number of 8 Releases