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Author Question: Harvard woman astronomer ________ discovered the period-luminosity relation. A) Antonia Maury B) ... (Read 35 times)

fahad

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on: Jul 27, 2018
Harvard woman astronomer ________ discovered the period-luminosity relation.
 
  A) Antonia Maury
  B) Annie Cannon
  C) Cecilia Payne-Gaposchkin
  D) Henrietta Leavitt
  E) Williamina Fleming

Question 2

What is the relationship between a star's mass and its lifetime?
 
  What will be an ideal response?


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yeungji

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

D

Answer to Question 2

The more massive a star is, the faster it uses up its fuel and the shorter its lifetime.


fahad

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Reply 2 on: Jul 27, 2018
Great answer, keep it coming :)

tuate

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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