If the LA earthquake had a magnitude of 6.5 on the Richter scale and the magnitude of the San Francisco earthq?
Jul 06, 2010
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Earthquake Questions
If the LA earthquake had a magnitude of 6.5 on the Richter scale and the magnitude of the San Francisco earthquake had a magnitude 35 times as intense as the LA earthquake, what is the magnitude of the San Francisco earthquake?
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One comment
Rabbi Schlomo Schlomberg on July 6, 2010 at 11:33 pm
It’s 6.5 + log(35) which equals 8.
Logarithm of 35 is about 1.5. It is the exponent of 10 which will yield 35. Or 10^1.5 = 35 (roughly)