Author Question: A rock that is 2,000 million years old comes from the ________ Era. A) Phanerozoic B) Paleozoic ... (Read 25 times)

Chloeellawright

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A rock that is 2,000 million years old comes from the ________ Era.
 
  A) Phanerozoic
  B) Paleozoic
  C) Proterozoic
  D) Paleoproterozoic

Question 2

A rock that is 50 million years old comes from the ________ Period.
 
  A) Phanerozoic
  B) Cenozoic
  C) Paleogene
  D) Eocene



jessicaduplan

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Answer to Question 1

Answer: D

Answer to Question 2

Answer: C



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