What is the predominant technique used to extract minerals?

A. surface mining
B. underground mining
C. aerial mining
D. in-situ injection


Answer: A

Environmental & Atmospheric Sciences

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During occlusion a cyclone's low-pressure area

A) is closely associated with the cold front. B) is closely associated with the warm front. C) is directly under the upper-level trough. D) all of the above E) none of the above

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The lowest average temperatures in the world occur in ____

a. North America b. Northwestern Europe c. the Arctic d. the Antarctic e. Northern Siberia

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In which of the following weather conditions is hypothermia most common?

A. cold, dry B. cold, wet C. hot, dry D. hot, humid

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What is the correct order for these processes that form clastic sedimentary rocks?

  1. Generation, transportation, lithification
  2. Lithification, generation, transportation
  3. Generation, lithification, transportation

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