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Author Question: On an H-R diagram, stellar masses ________. A) decrease from upper left to lower right B) are ... (Read 59 times)

asmith134

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On an H-R diagram, stellar masses ________.
 
  A) decrease from upper left to lower right
  B) are impossible to determine
  C) are greatest in the lower left and least in the upper right
  D) can be determined for main sequence stars but not for other types of stars

Question 2

Which star is older?
 
  A) an M star in the globular cluster M13
  B) an A star in the globular cluster M13
  C) Both stars (the A and M star) are the same age.



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yasmin

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Answer to Question 1

D

Answer to Question 2

A




yasmin

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