The layer would you expect to the oldest is 5.
The layer that you would expect to the youngest is 1.
Strata, the plural of the Latin term stratum, is another name for rock layers, and stratigraphy is the study of strata. Stratigraphy is the study of the features of stratified rocks, including their relationship to time.
Fossils found in rock layers are proof of previous landscapes on Earth. It is difficult to estimate the age of rock. To discover how long ago rocks formed, scientists must solve a problem like a detective. Scientists can identify the age of a rock by looking for fossils in a particular layer of rock.
This rule states that the oldest layer is at the bottom and the youngest layer is at the top. In conclusion, the layer would you expect to the oldest is 5 and the layer that you would expect to the youngest is 1.
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