An absorption line spectrum, with dark lines crossing the rainbow of the continuum, is produced by a low- density hot gas.

Name: An absorption line spectrum, with dark lines crossing the rainbow of the continuum, is produced by a low- density hot gas.
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Quizplus · Accepted Answer

An absorption line spectrum is produced when light from a continuous spectrum passes through a cooler, low-density gas, causing the gas to absorb specific wavelengths of light and create dark lines, not by the gas itself emitting light.

An Absorption Line Spectrum, with Dark Lines Crossing the Rainbow