Author Question: Approximately how much more energy is released in an earthquake of Richter magnitude 6.5 than in a ... (Read 168 times)

schs14

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Approximately how much more energy is released in an earthquake of Richter magnitude 6.5 than in a magnitude 5.5 earthquake?
 
  A) 3.2
  B) 32
  C) 320
  D) 3,200

Question 2

The greatest concern for the worldwide loss of species is ________.
 
  A) habitat destruction
  B) decreased soil nutrients
  C) anthropogenic activities
  D) air pollution
  E) water pollution


1_Step_At_ATime

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Answer to Question 1

Answer: B

Answer to Question 2

A



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