The ground distance between two places is 100km. if the distances is represented by 5cm on a map. what is the scale of the map​ (It was this question)​

Witch of the following volcano hazards is made up of rocky particles about the size of a grain of sand

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

Which of the following statements about the us federal boundaries is true