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).

Question

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).

Quizplus · Accepted Answer

The Answer of 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).

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