Original post by Raisa.T15
The spectra of stars and galaxies show lines at specific wavelengths that
correspond to the spectra of hydrogen, helium and carbon.Give reasons why lines corresponding to these elements are found in spectra
from typical galaxies.
correspond to the spectra of hydrogen, helium and carbon.Give reasons why lines corresponding to these elements are found in spectra
from typical galaxies.
Start by thinking about what galaxies are made of, then what the "stuff" making up galaxies is made of and how it emits light.
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