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How does strontium help us know where the logs in Chaco Canyon came from?

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Answer:

Age

Step-by-step explanation:

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User Blahedo
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2 votes

Answer:

Soil contains strontium, which is brought up into the tress from the roots. Different locations have different amounts of strontium in the soil. Therefore, the amount of strontium in a log indicates where it came from.

Step-by-step explanation:

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User Sheldonk
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