Exam (elaborations)
ERSC181 B001 Introduction to Geology Test Bank
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Pervious questions 4.0/ 4.0 Points Which two elements are the most common in the crust? A. iron and magnesium B. potassium and magnesium C. silicon and oxygen Which element comprises about 8% of the crust? A. silicon B. iron C. aluminum Which of the following techniques is t...
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