Why Is the Moment Magnitude Scale Favored Over the Richter

question 37

Multiple Choice

Why is the Moment magnitude scale favored over the Richter magnitude scale?

• A)The moment magnitude carries the calculated values out to more decimal places so it is more precise.
• B)The Richter magnitude is based on older models of seismographs that are no longer used to record earthquakes.
• C)The Richter magnitude always underestimates the amount of energy released by an earthquake.
• D)The Moment magnitude measures the total energy released by an earthquake.

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