Ateam of geologists is surveying glaciers on a mountain. they come across a newly formed stream. the stream is flowing at an average rate of 420 cubic meters per minute.

Which revelation resulted from the observation of the spectrum of different galaxies? a. there were more galaxies whose spectrum was blueshifted b. there were no galaxies whose spectrum was redshifted c. there were more galaxies whose spectrum was redshifted d. there were no galaxies whose spectrum was blueshifted