More than half of all of the minerals used in the twentieth century were used between __________.
A) 1995 and 2000
B) 1900 and 1945
C) 1945 and 1975
D) 1985 and 1995
E) 1975 and 2000
Correct Answer:
Verified
Q20: What characterizes a metal? List some examples
Q21: Which of the following is correct regarding
Q22: Which mining technique is best used when
Q23: What are mill tailings?
A)finely ground rock left
Q24: Describe how geologists help determine the location
Q26: Which of the following leads to the
Q27: Which type of rock forms where magma
Q28: Weathering and erosion in combination form which
Q29: Name four mining techniques discussed in the
Q30: Rock is constantly made and destroyed in
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