Question

12. How much more energy is released by an earthquake with a magnitude of 8.0

on the moment magnitude scale than one with a 6.0 magnitude?
A 32 times more
B 64 times more
c 2 times more
D. 20 times more​

Answer 1

• Lets conside the order of magnitude
• We have a different of 8.0- 6.0=2.0
• An 8 magnitude has 63.09 ×10^15 joules
• A 6 magnitude has 63.09×10^12 J
• Which is 1000 times more energy
• Your answer choices are incorrect
• I do quizzes and exams if your interested