Describe for every on of
Kirchoff's rules an astrophysical example
1) A hot and opaque solid, liquid, or highly compressed gas emits
a continuous spectrum.
(2) A hot, transparent gas produces a spectrum of emission lines. Specific lines depend on which elements present in gas.
(3) Relatively cool, transparent gas in front of a continuum source produces absorption lines. Specific lines depend on which elements present in gas.