Author Question: The ____________________ period of the moon is the time required for one revolution of the moon ... (Read 73 times)

jwb375

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The ___________________ _ period of the moon is the time required for one revolution of the moon around Earth with respect to the stars.
 
  Fill in the blank(s) with correct word

Question 2

If we divide the mass of a star by its volume we calculate the star's ___________________ _.
 
  Fill in the blank(s) with correct word



orangecrush

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Answer to Question 1

sidereal

Answer to Question 2

average density



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