Refer to the Figure Depicting a Layer of Iridium at the Cretaceous-Tertiary

question 144

Essay

Refer to the figure depicting a layer of Iridium at the Cretaceous-Tertiary (K/T) boundary between strata from two different periods in Earth's history. Explain the significance of the globally distributed iridium layer found in strata with an age of approximately 65.5 million years.Explain which kinds of species went extinct at this time, and why (be as specific as possible).

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Sequential

Pertaining to or forming a sequence, where items follow one another in a logical order or fixed series.

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