If light from a star passes from an excited low density gas seen against the dark background of space to your telescope and spectroscope,____ spectrum results.
A) a dark (absorption)line
B) a bright (emission)line
C) continuous

Question

Quizplus · Accepted Answer

When light passes through an excited low-density gas, the gas emits light at specific wavelengths, resulting in a bright (emission) line spectrum.

If Light from a Star Passes from an Excited Low