Question:
The 1906 San Francisco earthquake had a magnitude of 8.3 on
Last updated: 7/15/2022
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The 1906 San Francisco earthquake had a magnitude of 8.3 on the Richter scale. At the same time in South America there was an eathquake with magnitude 4 that caused only minor damage. How many times more intense was the San Francisco earthquake than the South American one?