GEOLOGY

EARTH SCIENCE

FOSSILS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
the rule that states the youngest layer in an undisturbed rock column is on top, oldest layer is on bottom.
A
absolute dating
B
fossil
C
paleontology
D
superposition
Explanation: 

Detailed explanation-1: -law of superposition, a major principle of stratigraphy stating that within a sequence of layers of sedimentary rock, the oldest layer is at the base and that the layers are progressively younger with ascending order in the sequence.

Detailed explanation-2: -The principle of superposition states that the oldest sedimentary rock units are at the bottom, and the youngest are at the top. Based on this, layer C is oldest, followed by B and A. So the full sequence of events is as follows: Layer C formed.

Detailed explanation-3: -The Law of Superposition Newer or younger rock layers are found on top. Older rock layers are found at the bottom. Scientists can read layers of rock knowing that each layer of sediment is deposited on top of older layers.

Detailed explanation-4: -The law of superposition is one of the principles of geology scientists use to determine the relative ages of rock strata, or layers. This principle states that layers of rock are superimposed, or laid down one on top of another. The oldest rock strata will be on the bottom and the youngest at the top.

Detailed explanation-5: -One of those principles is the Law of Superposition. It states that older rocks are on the bottom and youngest rocks are on top. This happens because sedimentary rocks form when sand, mud, or dust deposit and pack together. The bottom layers form first, making those layers older than layers on top.

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