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Author Question: Two-thirds of all known millisecond pulsars are found in what type of object? A) open clusters ... (Read 65 times)

Engineer

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on: Jul 27, 2018
Two-thirds of all known millisecond pulsars are found in what type of object?
 
  A) open clusters
  B) extremely distant galaxies
  C) giant molecular clouds
  D) globular clusters
  E) emission nebulae

Question 2

The choices below each describe the appearance of an H-R diagram for a different star cluster. Which cluster is most likely to be located in the halo of our galaxy?
 
  A) The diagram shows main-sequence stars of spectral types G, K, and M, along with numerous giants and white dwarfs.
  B) The diagram shows main-sequence stars of all the spectral types except O and B, along with a few giants and supergiants.
  C) The diagram shows main-sequence stars of every spectral type except O, along with a few giants and supergiants.
  D) The diagram shows no main-sequence stars at all, but it has numerous supergiants and white dwarfs.


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ky860224

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

D

Answer to Question 2

A


Engineer

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Reply 2 on: Jul 27, 2018
Gracias!

ashely1112

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Reply 3 on: Yesterday
Wow, this really help

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