Answer:
There are two primary scales used to measure earthquakes: the Richter scale and the Mercalli scale. The Richter scale is most common in the United States, while worldwide, scientists rely on the Mercalli scale. The moment magnitude scale is another earthquake measurement scale used by some seismologists.
Explanation:
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Your answer is Enamel it is the coating on teeth that helps prevent damage.
Hi, your answer would be C. +2. Hoped I helped!
The answer is "populations." It changed throught the gene pool of populations. Hope that helps.
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