Review of MAIN SEQUENCE Stars
How is MASS and Luminosity related in Main Sequence Stars? (if you've forgotten, see This Lecture.)
How does the LIFETIME of a Main Sequence star depend on MASS?
The Main Sequence is actually a rather broad region in the H-R diagram. Why?
What is the ZERO AGE MAIN SEQUENCE?
See Here!
Low Mass stars fuse hydrogen in which way, primarily?