Which dating method relies on the position of rock layers

What could a geologist say about that section of rock?

Following the Principle of Original Horizontality, he could say that whatever forces caused the deformation, like an earthquake, must have occurred after the formation of all the rock strata.

Let's say we find out, through numerical dating, that the rock layer shown above is 70 million years old.

Plus, get practice tests, quizzes, and personalized coaching to help you succeed.Geologists use this type of method all the time to establish relative ages of rocks.Now, what if instead of being horizontal, this rock layer was found in a tilted position?Once we assume that all rock layers were originally horizontal, we can make another assumption: that the oldest rock layers are furthest toward the bottom, and the youngest rock layers are closest to the top. The forest layer is younger than the mud layer, right? When scientists look at sedimentary rock strata, they essentially see a timeline stretching backwards through history.The highest layers tell them what happened more recently, and the lowest layers tell them what happened longer ago.

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