The Balmer lines of hydrogen involve electron transitions from ...

[imowrer]

The Balmer lines of hydrogen involve electron transitions from the ground state to higher levels.
 
  Indicate whether the statement is true or false

Question 2

Each choice below lists a spectral type and luminosity class for a star. Which one is a red supergiant?
 
  A) spectral type M1, luminosity class V
  B) spectral type O9, luminosity class I
  C) spectral type G2, luminosity class V
  D) spectral type M2, luminosity class I

[cuttiesgirl16]

Answer to Question 1

FALSE

Answer to Question 2

D