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45) Relative Age Dating
What came first (older)? What came last (youngest)? How can we tell which of the rocks around us are older, and which are younger, and maybe tell a bit of the history of stresses and strains through time as well. And then there's the fossils . . .
![Weathering, Erosion, and Deposition [Part 1]](https://i.ytimg.com/vi/ewj629B4Oe8/mqdefault.jpg)
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