What were native Americans groups most threatened by?

According to documents in wiesner et al., why has access to water been such an important factor in the rise of complex societies? how did ancient societies address the problems associated with harnessing these powerful resources? how have historians assessed and addressed this issue? cite the appropriate documents relevant to the response.

Which of following most accurately describes china today?

What were copernicus’s ideas about the order of the universe deemed to be dangerous to church thinking? (5 points) a.the church was invested in the idea that the earth was at the center of the universe b.copernicus was developing a new religion that would challenge the church c.the church feared his ideas threatened their control of european universities d.copernicus was a follower of luther and therefore could not be trusted