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OpenStudy (anonymous):
The diagram below shows a stack of rock layers. Examine the diagram, and answer the question that follows. What do these layers and their fossils suggest about Earth's history?
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OpenStudy (anonymous):
a Lifeforms on Earth have been the same over time. b Only one kind of lifeform lived where these layers formed. c There have been changes in Earth's lifeforms over time.
OpenStudy (anonymous):
OpenStudy (anonymous):
@JazzyLuvsU123
OpenStudy (jazzyluvsu123):
sorry @katieeee I don't think we have covered this :/ :( I would help if I could
OpenStudy (anonymous):
oh okay and its fine. :P
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OpenStudy (anonymous):
@RebeccaPink6398 you think you can help me
OpenStudy (rebeccapink6398):
the only one i can think of is C
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