Which hellenistic inventor and mathematician experimented with levers, created a machine for raising and transporting water, and determined formulas calculating the surface area and volume of a sphere? a. eratosthenes b. pythagoras c. aristotle d. archimedes

During the civil war, which leader often had fewer troops available for battle? george mcclellan robert e. lee jefferson davis winfield scott

He seventeenth amendment to the us constitution calls for the direct election of all us senators. this means that the people of each state get to vote to decide who will be their two us senators. before this, the legislatures of each state chose the two us senators from that state with no direct involvement of the average voter. why would this amendment be considered a reform? how would it benefit the people? even today some people claim that the seventeenth amendment was a bad idea. what arguments could be made for reverting selection of us senators back to the state legislatures?

Who was a leader of the soviet union. a) winston churchill b) fidel castro c) harry truman d) mikhail gorbachev