zwgoosebumps zwgoosebumps

10-03-2021
Chemistry

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how could you prove that a rock layer is from the precambrian without using radioactive testing?

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sbeltzs795 sbeltzs795

10-03-2021

You could do this by 1. Looking at what type and from what age the rocks above it are from, and secondly by comparing it with other types of rock that originate from that period.

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may I please have help from anyone thank you so much !

good job