Author Question: Eras are divided first into smaller time units called ______________. Fill in the blank(s) with ... (Read 38 times)

biggirl4568

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Eras are divided first into smaller time units called ______________.
 Fill in the blank(s) with correct word

Question 2

The term age of ancient life is sometimes used to refer to the ______________ era.
 Fill in the blank(s) with correct word



jsm54321

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Answer to Question 1

periods

Answer to Question 2

Paleozoic



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