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Author Question: Mercury is more than 60 percent denser than the Moon. a. True b. False Indicate whether the ... (Read 80 times)

berenicecastro

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on: Jul 27, 2018
Mercury is more than 60 percent denser than the Moon.
 
  a. True
  b. False
  Indicate whether the statement is true or false

Question 2

Why are massive stars more luminous than low mass stars? That is, why is there a mass-luminosity relation?
 
  What will be an ideal response?


mtmmmmmk

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

True

Answer to Question 2

The mass-luminosity relation exists because stars must support their weight be generating energy. Stars support their weight by generating more energy, and more massive stars have more weight to support.


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