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Author Question: Which of the following statements about comets best describes the light we can observe? A) A ... (Read 36 times)

crobinson2013

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on: Jul 27, 2018
Which of the following statements about comets best describes the light we can observe?
 
  A) A comet emits visible light and reflects infrared light.
  B) A comet emits no light, but reflects visible light.
  C) A comet emits visible light and infrared light.
  D) A comet emits infrared light and reflects visible light.

Question 2

Both spiral and elliptical galaxies seem to have dark halos of similar proportions relative to their visible matter.
 
  Indicate whether the statement is true or false


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recede

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

D

Answer to Question 2

TRUE


crobinson2013

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Reply 2 on: Jul 27, 2018
Gracias!

kthug

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

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