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Author Question: Pluto has been downgraded to the status of a protoplanet. Indicate whether this statement is true ... (Read 75 times)

fox

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Pluto has been downgraded to the status of a protoplanet.
 
  Indicate whether this statement is true or false.

Question 2

Oxygen was one of the main gases in the early atmosphere.
 
  Indicate whether this statement is true or false.



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kmb352

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Answer to Question 1

Thank you

Answer to Question 2

Answer: FALSE




kmb352

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