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Author Question: The oldest evidence of life on Earth dates back to about how many years ago? a. 65 million b. 3.8 ... (Read 138 times)

bclement10

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on: Jul 28, 2018
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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Reply #1 on: Jul 28, 2018
Answer to Question 1

c

Answer to Question 2

a


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bclement10

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Reply #2 on: Jul 28, 2018
Both answers were spot on, thank you once again


cassie_ragen

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Reply #3 on: Jul 28, 2018
Great! Please up vote :D


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