Scin 140quiz 3 Study guides, Class notes & Summaries
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AMU SCIN 140 Quiz 3 - Lessons 5&6 Answered
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Part 1 of 1 - 100.0/ 100.0 Points Question 1 of 10 10.0/ 10.0 Points Which of the following mining processes removes the top layers of soil, rock, and vegetation to access minerals? A. Acid mine drainage B. Subsurface mining C. Smelting D. Surface mining Answer Key: D Feedback: Surface mining removes surface vegetation, rocks, and soil to create an open pit for mining. Subsurface mining uses vertical or sloping shafts to access minerals deep underground. Smelting ...
