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Title: The iridium layer at the Cretaceous-Tertiary boundary is attributed to Post by: frenchtoast on Jul 13, 2018 The iridium layer at the Cretaceous-Tertiary boundary is attributed to
A) meteorite bombardment. B) massive volcanic eruptions. C) massive earthquakes and shock waves. D) extinction of the dinosaurs. Title: The iridium layer at the Cretaceous-Tertiary boundary is attributed to Post by: han12 on Jul 13, 2018 Content hidden
Title: The iridium layer at the Cretaceous-Tertiary boundary is attributed to Post by: frenchtoast on Jul 13, 2018 :idea: Correct, thanks!
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