During the great depression in australia, a transient worker who traveled by foot looking for temporary work was called a because of the waterproof sleeping bag he carried. a. damper b. stockman c. waltzing matilda d. swagman

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