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Earth Science

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QuestionAnswer
Half-Life of U-238 4.5 billion years
The law stating that any rock/fragment in another rock is older than that rock Law of Inclusion
The law that states that any feature that cuts across a sequence of rock is younger than anything it cuts. Law of Crosscutting
The law that states that in an undisturbed sequence of rock the oldest rocks are on the bottom and the youngest are on top Law of Super Position
Earth underwent chaotic conditions where there were no rocks Hadean
Created by: Donald_Trump578
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