Which of the following best describes the fundamental concept of superposition?
A)Older fossils in younger strata indicate a locally inverted geologic time scale.
B)Any sedimentary deposit accumulates on older rock or sediment layers.
C)Older strata generally are deposited on younger strata without intervening, intermediate age strata.
D)Strata with fossils are generally deposited on strata with no fossils.

Question

Quizplus · Accepted Answer

Superposition is the principle that in any undisturbed sequence of rocks deposited in layers, the youngest layer is on top and the oldest layer is on the bottom. This means that any sedimentary deposit accumulates on older rock or sediment layers, making B the correct choice.

Which of the Following Best Describes the Fundamental Concept of Superposition