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8 votes
8 votes
Which of the following can be used to measure absolute time? Select all that apply.

A. varves
B. tree rings
C. law of superposition
D. ratio of C-12 to C-14 in a bone sample

User Valentine
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1 Answer

29 votes
29 votes
B. Tree rings and C. Ratio of c-12 to c-14 in a bone sample
User Rich Fox
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