Stars evolve to the upper left along the main sequence, after ...

[Arii_bell]

Stars evolve to the upper left along the main sequence, after forming in the middle.
 
  Indicate whether the statement is true or false

Question 2

The region on the H-R diagram where pulsating variables occur is called the:
 
  A) period-luminosity relation.
  B) mass-luminosity relation.
  C) instability strip.
  D) horizontal branch.
  E) main sequence appendix.

[brittiany.barnes]

Answer to Question 1

FALSE

Answer to Question 2

C

[Arii_bell]

Thanks for the timely response, appreciate it

[chereeb]

Excellent