Question

An absorption spectrum is:

a) various wavelengths emitted by an excited substance
b) a spectrum containing all wavelengths
c) the range of wavelengths emitted or absorbed by an object
d) the wavelengths that are removed from a continuous spectrum when it passes through a substance
e) a spectrum that contains only a few discrete wavelengths

Answer 1

an electromagnetic spectrum in which a decrease in intensity of radiation at specific wavelengths or ranges of wavelengths characteristic of an absorbing substance (as chlorophyll) is manifested especially as a pattern of dark lines or bands compare emission spectrum.

so i could choose b

hope that helped<3