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Author Question: What does the polarization of starlight tell us about the dust grains and the Galaxy? What will ... (Read 114 times)

nmorano1

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on: Jul 27, 2018
What does the polarization of starlight tell us about the dust grains and the Galaxy?
 
  What will be an ideal response?

Question 2

The Kuiper Belt is
 
  A) another name for the Asteroid Belt.
  B) a band of icy planetesimals found beyond Neptune's orbit.
  C) where all comets come from.
  D) the name given to icy bodies found between Jupiter and Saturn.
  E) the name given to icy bodies found between Mars and Jupiter.


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fwbard

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

The Galaxy's magnetic field aligns the rod-like grains, containing iron and nickel along with silicates and carbon, so the scattering of starlight is aligned accordingly.

Answer to Question 2

B


nmorano1

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Reply 2 on: Jul 27, 2018
Gracias!

ghepp

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Reply 3 on: Yesterday
Wow, this really help

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