Astronomy 106 Quiz 17

 

 

 

  1. What are three things we always know about stars?

 

 

 

 

 

 

 

 

 

  1. What are two things we have to know in order to calculate the radius of a star?

 

 

 

 

 

 

 

 

  1. Define apparent magnitude and absolute magnitude.

 

 

 

 

 

 

 

 

 

 

  1. Outline the relationship between stellar temperature, spectral classification, and color.