What materials are best dated with carbon-14?
A) Igneous rocks
B) Volcanic rocks
C) Organic materials
D) Sandstones
Correct Answer:
Verified
Q24: Which era are we currently in?
A)Mesozoic
B)Precambrian
C)Paleozoic
D)Cenozoic
Q25: The _ period on the geologic time
Q26: What is the half-life of potassium-40?
A)1.3 billion
Q27: What does "-zoic" in the eras of
Q28: A deposit of volcanic tuff contains the
Q30: What is the effective maximum range for
Q31: _ is a term used to define
Q32: Which two conditions are the most important
Q33: If 235U has 92 protons, how many
Q34: You are trying to determine the age
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