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Author Question: _____ is the resistance of matter to the passage of radiation. A) Opacity B) Convection C) ... (Read 18 times)

rachel9

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_____ is the resistance of matter to the passage of radiation.
 
  A) Opacity
  B) Convection
  C) Luminosity
  D) Accretion

Question 2

Upper-main-sequence stars, more massive than the Sun, fuse hydrogen by a process called the _____.
 
  A) proton-proton chain
  B) carbon-nitrogen-oxygen cycle
  C) zero-age main sequence
  D) proton-neutron chain



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mjbamaung

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Answer to Question 1

A

Answer to Question 2

B




mjbamaung

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