Cross dating


31-Aug-2016 22:56

To understand how tree rings can be used to build a timeline, you will simulate this process.

You will determine the ages of two samples of wood found in ancient Native American cliff dwellings.

The best match (lowest value) can be compared to other matches as an additional means of assessing cross-dating strength.

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Example: dating the tree rings of a beam from a ruin in the American Southwest to determine when it was built.The science that uses tree rings to study present climate and reconstruct past climate.



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