where does the tremendous amount of energy released by the earthquake come from based on the simulation

The energy released by an earthquake comes from radioactive energy in the Earth's mantle.

Explanation:

Answer/Explanation

The Energy Magnitude and Moment Magnitude measure two different properties of the earthquake, their values are not the same. Radioactive decay produces heat that causes convection in the mantle. This movement is transferred to Earth's crust where movement stores up energy in rocks, like a spring being stretched.

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