What name is commonly applied to the Norden countries? A. Land of midnight sun B. Land of fire and ice C. Land of the vikings D. Frozen north

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