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Author Question: ________ radiation is trapped close to our surface by the greenhouse effect. A) Gamma ray B) ... (Read 18 times)

moongchi

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________ radiation is trapped close to our surface by the greenhouse effect.
 
  A) Gamma ray B) Ultraviolet C) X-ray D) Infrared E) Radio

Question 2

Which of the following properties is more likely to be a characteristic of a halo star in the Milky Way, not a disk star?
 
  A) It could be quite young.
  B) It has a low ratio of iron to hydrogen.
  C) It orbits the center of the Milky Way galaxy.
  D) It is moving very slowly relative to the Sun's motion.



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jharrington11

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Answer to Question 1

D

Answer to Question 2

B




moongchi

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Reply 2 on: Jul 27, 2018
Excellent


amcvicar

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Reply 3 on: Yesterday
Great answer, keep it coming :)

 

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