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Author Question: Suppose that Earth's atmosphere had no greenhouse gases. Then Earth's average surface temperature ... (Read 50 times)

Jipu 123

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on: Jul 27, 2018
Suppose that Earth's atmosphere had no greenhouse gases. Then Earth's average surface temperature would be ________.
 
  A) well below the freezing point of water
  B) slightly cooler, but still above freezing
  C) slightly warmer, but still well below the boiling point of water
  D) about the same as it is now

Question 2

In general, what is true of the alpha star in a constellation?
 
  A) It is the easternmost star in the constellation.
  B) It is the brightest star in the constellation.
  C) It is the westernmost star in the constellation.
  D) It is the star that is closest to Earth.
  E) It is the reddest star in the constellation.


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miss.ashley

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

A

Answer to Question 2

B


Jipu 123

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Reply 2 on: Jul 27, 2018
Excellent

tandmlomax84

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Reply 3 on: Yesterday
Wow, this really help

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