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The rating system that estimates the total energy released by an earthquake is called the a. Richter scale. b. moment magnitude scale. c. mechanical seismograph scale. d. Mercalli scale
asked
Nov 13, 2017
Geography
high-school
2
answers
1
vote
17.6k
views
Math question from moby max . 8(3+a)=64 what is a
asked
Oct 28, 2017
Mathematics
middle-school
2
answers
1
vote
142k
views
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