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Author Question: During the Hadean Eon, life A) could have existed and survived regardless of impacts B) may have ... (Read 40 times)

rmenurse

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on: Jul 27, 2018
During the Hadean Eon, life
 
  A) could have existed and survived regardless of impacts
  B) may have existed but probably could not have survived for long periods due to sterilizing impacts
  C) probably survived and existed until the end of the Hadean eon after which it was destroyed
  D) could not have existed at all

Question 2

Electromagnetic radiation of wavelength 200. nanometers is which type?
 
  A) X-rays
  B) ultraviolet
  C) microwaves
  D) AM radio
  E) visible


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yifu223

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Reply #1 on: Jul 27, 2018
Answer to Question 1

B

Answer to Question 2

B


rmenurse

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Reply #2 on: Jul 27, 2018
TY


yifu223

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Reply #3 on: Jul 27, 2018
You're welcome


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