The broad emission lines of Seyfert galaxies imply high gas ...

[tfester]

The broad emission lines of Seyfert galaxies imply high gas speeds in the nucleus.
 
  a. True
  b. False
  Indicate whether the statement is true or false

Question 2

If absorption lines of sodium are not present in a star's spectrum, the star must not contain any sodium.
 
  a. True
  b. False
  Indicate whether the statement is true or false

[tranoy]

Answer to Question 1

True

Answer to Question 2

False

[tfester]

Wow, this really help

[xiazhe]

Thanks for the timely response, appreciate it