An Earthquake Was Recorded with an Intensity Which Was 125,893 $\left( \mathrm { I } / \mathrm { I } _ { 0 } \right)$

question 331

Multiple Choice

An earthquake was recorded with an intensity which was 125,893 times more powerful than a reference level earthquake, or 125,893 · I0. What is the magnitude of this earthquake on the Richter scale (rounded to the
Nearest tenth) ? Intensity on the Richter scale is log10 $\left( \mathrm { I } / \mathrm { I } _ { 0 } \right)$

• A) 5.1
• B) 4.1
• C) 0.5
• D) 11.7

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Definitions:

Misinformation Effect

A cognitive phenomenon where a person's recall of an event becomes less accurate due to the introduction of misleading information.

Retroactive Interference

A memory phenomenon where new information disrupts the recall of older information.

Memory Retrieval

The process of recalling or recognizing information stored in memory, an essential component of the memory process.

Proactive Interference

The phenomenon where older memories interfere with the recall of newer memories.