Approximately How Much More Energy Is Released in a 6

Multiple Choice

Approximately how much more energy is released in a 6.5 Richter magnitude earthquake than in one with a Richter magnitude of 5.5?

A) construction methods are clearly inadequate in the high intensity areas, and all homes in those areas need to be reinforced
B) people should not be allowed to build homes in the intensity VIII regions because the U.S. taxpayer has to pay to rebuild after such an earthquake
C) in general, the current building codes are inadequate and people should be aware of the hazards in this area
D) people who live in the high intensity regions should consider purchasing earthquake insurance