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Madam Madam
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6 years ago
Approximately how much more energy is released in a 6.5 Richter magnitude earthquake than in one with a Richter magnitude of 5.5?
 
  A) 30 times B) 100 times C) 10 times D) 900 times
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ebwilliams25ebwilliams25
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6 years ago
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Madam Author
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6 years ago
this is exactly what I needed
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Yesterday
Good timing, thanks!
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2 hours ago
Just got PERFECT on my quiz
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