Sammie is using radiocarbon dating to determine the age of a sample of objects. Which best explains why radiocarbon dating can be used to determine the accurate age of these items?
A. They contain radioactive isotopes that decay at a constant rate.
B. They are made primarily of radioactive carbon that is easy to detect.
C. They give off radioactive isotopes when an electrical charge is applied.
D. They have been exposed to large amounts of radioactivity in the atmosphere.
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Sammie is using radiocarbon dating to determine the age of a sample of objects. Which best explains...
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