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Author Question: The atmospheric gases primarily responsible for our greenhouse effect are A) carbon monoxide and ... (Read 98 times)

anshika

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on: Jul 27, 2018
The atmospheric gases primarily responsible for our greenhouse effect are
 
  A) carbon monoxide and methane.
  B) hydrogen and helium.
  C) oxygen and carbon dioxide.
  D) water vapor and carbon dioxide.
  E) argon and water vapor.

Question 2

The size of a quasar can be measured by ________.
 
  Fill in the blank(s) with correct word


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shailee

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

D

Answer to Question 2

noting the minimum period over which its light can vary


anshika

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Reply 2 on: Jul 27, 2018
:D TYSM

triiciiaa

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

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