What group of people brought iron plows to india

What were the main features of the aristotelian-ptolemaic model of the cosmos

How does the pyramid of giza include art, science, math, or a need for infrastructure?

How was life different for poor romans and wealthy romans? a. the wealthy lived in highly populated urban areas, and the poor lived in villas in the country. b. the poor lived on the docks by the sea, and the wealthy lived in highly populated urban areas. c. the wealthy women sold clothing and jewelry in shops, and the poor women managed the farms. d. the wealthy lived in villas in the summertime, and the poor lived in highly populated urban areas.