According to john wesley powell, how much annual rainfall was necessary to grow crops in arid regions like the southern great plains

Round arches allowed the romans to create structures with

What does the case of mary dyer in 1660 illustrate? a. puritans practiced a fierce rhetoric but were lenient in practice. b. quakers had a tenuous grasp on the social realities of the english colonies. c. quakers were willing to defy authority even at their own personal risk and expense. d. quakers practiced their religion without a church and without clergy.

Which statement about submarine use in world war i is true? the allies never found a way to counter german submarine warfare. germany’s use of submarines affected the united states’ decision to enter the war. only the germans used submarines in world war i.