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Author Question: ___________ in other galaxies should contain luminous O and B stars if they are like the Milky Way. ... (Read 89 times)

tth

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on: Jul 27, 2018
___________ in other galaxies should contain luminous O and B stars if they are like the Milky Way.
 
  a. The halos
  b. The bulges
  c. The spiral arms
  d. The globular clusters
  e. The coronas

Question 2

For what kinds of stars are the masses of stars in the H-R diagram orderly? For what kinds of stars are they disorderly? In other words, could you guess the mass of a star from its location (luminosity, temperature) on the H-R diagram?
 
  What will be an ideal response?


honnalora

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

c

Answer to Question 2

The masses of main-sequence stars decrease systematically from upper left to lower right in the H-R diagram, but the masses of giants and supergiants are not arranged in any ordered pattern.


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