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The Use of Fossils in Stratigraphy and Geochronology
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Which principle states that in a sequence of sedimentary rocks, the oldest rocks are at the bottom and the youngest rocks are at the top?
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A
Principle of superposition
💡 Explanation:
The principle of superposition states that in a sequence of sedimentary rocks, the oldest rocks are at the bottom and the youngest rocks are at the top. This is because sedimentary rocks are formed when sediment is deposited on top of existing rock layers.