What is line spectra? - Quora

What is the definition of visible spectrum? - Quora

Why do we have a color wheel when the electromagnetic spectrum is a line? - Quora

How the auger effect on various electrons is produced in Auger spectroscopy? - Quora

What is the line spectrum of hydrogen? - Quora

Why doesn't the Sun produce an emission spectrum (spectroscopy, spectra, astronomy)? - Quora

What's the difference between an atomic emission spectrum and an atomic absorption spectrum? - Quora

How many lines are possible in absorption spectrum? - Quora

What is atomic spectrum? - Quora

What is “spectrum” and “line spectra”? - Quora

When astronomers capture a light wave, how do they know it's red shifted or not? How do they extrapolate the original wave? - Quora