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How is relative-age dating used to determine the ages of fossils? A. by observing the formation of sedimentary rocks B. by using radioactive isotopes C. by estimating the number of fossils in a particular
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How is relative-age dating used to determine the ages of fossils?

A.
by observing the formation of sedimentary rocks
B.
by using radioactive isotopes
C.
by estimating the number of fossils in a particular region
D.
by the formation of igneous rocks
E.
by identifying the way the fossils were formed

User Marcel Lamothe
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1 Answer

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Answer:

Your answer is probably A). If you find a fossil of an armored fish in layer A, and you find a fossil of a trilobite in layer B (five layers deeper), then you can safely assume that the trilobite is older than the armored fish.

User Notitze
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