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Use what you know about relative dating to choose the correct answers from the drop-down menus. Ethan determines that layer B is 3.5 million years old. Due to the , he can estimate that layer A is years old.

User Kboul
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2 Answers

1 vote

Answer:

the law of superposition and 4 million

Step-by-step explanation:

User Valdo
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6 votes

Answer:

Law of superposition

4 million

Step-by-step explanation:

User Nels
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