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Author Question: At the right levels, the greenhouse effect is necessary to our survival. Indicate whether the ... (Read 38 times)

Awilson837

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At the right levels, the greenhouse effect is necessary to our survival.
 
  Indicate whether the statement is true or false.

Question 2

X-rays are a form of ionizing radiation.
 
  Indicate whether the statement is true or false.



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fraziera112

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Answer to Question 1

Answer: TRUE

Answer to Question 2

Answer: TRUE




Awilson837

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Reply 2 on: Jul 12, 2018
Excellent


6ana001

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

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