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Author Question: Most astronomers now believe the demise of the dinosaurs 65 million years ago was caused by a large ... (Read 139 times)

bobypop

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on: Jul 27, 2018
Most astronomers now believe the demise of the dinosaurs 65 million years ago was caused by a large asteroid impacting the Yucatan peninsula area.
 
  Indicate whether the statement is true or false

Question 2

The distribution of the dark matter in a spiral galaxy is
 
  A) flattened in a disk but about ten times larger than the stellar disk.
  B) flattened in a disk and about the same size as the stellar disk.
  C) approximately spherical and about ten times the size of the galaxy halo.
  D) predominantly concentrated in the spiral arms.
  E) approximately spherical and about the same size as the galaxy halo.


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Cnarkel

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

TRUE

Answer to Question 2

C


bobypop

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Reply 2 on: Jul 27, 2018
YES! Correct, THANKS for helping me on my review

blakcmamba

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Reply 3 on: Yesterday
Excellent

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