• The Mercalli intensity scale describes earthquake intensity.
  • The Richter scale measures the magnitude of an earthquake's largest jolt of energy.
  • The moment magnitude scale is the favored method of measuring earthquake magnitudes.
  • The damage from an earthquake is affected by many things.
  • These factors include the type of rock in the region.
  • They also include the quality of the structures built in the area.
  • How might a 5.8 quake rate on the Mercalli scale in Virginia compare to a 9.0 quake in Japan?
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