2 ture
3 it will become a dwarf star
4 it will become a neutron star or a black hole
5 it is a cold small star with very high density!
6 it's a main sequence star
7 low mass
8 it is at its middle-age
9Virgin；Leo；Sea Goat
how is a white dwarf created?
a low mass star like our sun,burn out all of its fuel,there is no more force to balance its own gravitation,so it will begin collapsing,until the electrons degeneration pressure can balance it.So its volume will decrese sharply,and it will become a dwarf star.