Stellar Evolution questions

1. No
2. That is needs more time than mass in its life cycle
3. No
4. It is the most common type of star in the Galaxy. They are observed to be strongly variable X-ray sources. They have a low mass.
5. They all go through a cycle

The videos helped by giving information about the cycle of all the stars. It also told us how not all stars turn into black holes. It also talked about a mass and time cycle just like the picture we used to get the answers to our questions.