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Richter Scale Is Logarithmic

Practice problem

Richter Scale Is Logarithmic

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What happens when you switch which earthquake is $1$ and which earthquake is $2$ in Richter scale calculations?

Choose one answer

Option A: A

$M_1-M_2=M_2-M_1$

Option B: B

$M_1-M_2=-(M_2-M_1)$

Option C: C

$M_1-M_2=k(M_2-M_1)$ , where $k>0$ .

Option D: D

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