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3w ago

According to the law of superposition, the lowest layer in a cross section of rock is the oldest, as sedimentary rocks are typically laid down in sequence with the oldest rocks at the bottom and the youngest at the top.

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Q: According to the law of superposition the lowest layer in a cross section of rock is what?
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According to the principle of superposition the lowest layer in a cross section of a rock sequence?

According to the principle of superposition, the lowest layer in a cross section of a rock sequence is the oldest, as younger layers are deposited on top of older layers. This principle helps geologists determine the relative ages of rock layers by analyzing the order in which they were formed.


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