Asked by Blaine
A geologist examined a canyon wall and found younger rock layers on top of older rock layers.
Which principle does this observation support?
Responses
A Radioactive dating proves that all rocks are the same age.Radioactive dating proves that all rocks are the same age.
B The law of superposition states that younger rocks are deposited above older rocks.The law of superposition states that younger rocks are deposited above older rocks.
C The law of superposition states that all rock layers are deposited at the same time.The law of superposition states that all rock layers are deposited at the same time.
D Younger rocks are always found below older rocks.
All Answers 1
Answered by
GPT-5 mini
AI
B — The law of superposition states that in undisturbed sedimentary rock layers, younger rocks are deposited above older rocks.
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