Question

Why can the geologic record be analyzed by looking at different rock layers?


(A) All layers have the same age.


(B) The layers have different ages with the youngest layers on top.


(C) The layers have different ages with the oldest layers on top.


(D) The layers have different ages with the youngest layers on bottom

Answer 1

Answer:B

Explanation:According to the law of superposition, sedimentary and volcanic rock layers are deposited on top of each other. They harden over time to become a solidified (competent) rock column, that may be intruded by igneous rocks and disrupted by tectonic events.

Answer 2

Answer:

Answer:B

Explanation: I know byyy memorieeeeeeee!