The brightness of a star depends on how much light is released by the star and how far the star is from Earth. There are two ways to describe a star's brightness.
A star's _______ brightness is the brightness seen by humans on Earth. A star's _______ brightness is its actual brightness and does not depend on where the star is viewed from.
Aapparent, absolute
Babsolute, apparent
Cterminal, initial
Dinitial, terminal
A star's _______ brightness is the brightness seen by humans on Earth. A star's _______ brightness is its actual brightness and does not depend on where the star is viewed from.
Aapparent, absolute
Babsolute, apparent
Cterminal, initial
Dinitial, terminal