In the H-R diagram, what are the two most important types of data ...

[cartlidgeashley]

In the H-R diagram, what are the two most important types of data plotted?
 
  A) sizes and temperatures
  B) luminosities and masses
  C) absolute and apparent magnitudes
  D) apparent magnitudes and temperatures
  E) spectral classes and absolute magnitudes

Question 2

The cosmological principle is the ultimate extension of the Copernican principle to the entire universe, in that there is no center at all.
 
  Indicate whether the statement is true or false

[carolinefletcherr]

Answer to Question 1

E

Answer to Question 2

TRUE

[cartlidgeashley]

Thank you!

[carolinefletcherr]

Always glad to help...