Question 5, 6, 7, 8:
 Determine the temperature of a star based on the following spectral line
 strengths and the information in tables and figures in Ch.6:  5. Medium-strength Balmer lines,
 strong neutral helium
  6.
 Medium-strength Balmer
 lines, weak ionized calcium lines
  7.  Strong TiO bands 
  8. Weak Balmer lines, strong ionized helium lines
 
  a.
 40,000 K
  b. 20,000 K
  c. 10,000 K
  d.
 7,500 K
  e. 5,500 K
  f. 4,500 K
  g.
 3,000 K