Author Question: The oldest evidence of life on Earth dates back to about how many years ago? a. 65 million b. 3.8 ... (Read 160 times)

bclement10

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The oldest evidence of life on Earth dates back to about how many years ago?
 a. 65 million
  b. 3.8 million
  c. 3500 million
  d. 570 million

Question 2

Breaks, or gaps, in the rock record at a given locality are called
 a. unconformities.
  b. preconformities.
  c. nonconformities.
  d. disconformities.



cassie_ragen

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Answer to Question 1

c

Answer to Question 2

a



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bclement10

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Both answers were spot on, thank you once again




 

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