A waxing gibbous phase is . A. between the third quarter and a full moon
B. between the first quarter and a full moon
C. something that happens every other month
D. something that cannot be predicted

The length of the path between two points is what

The red square is a famous historical site that is located in

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