After surviving an infection during the plague of athens (in the peloponnesian war), thucydides noted that he no longer feared the disease, "for the same man was never attacked twice." unknowingly, he was referring to

Which explorer travel the farthest south in his journey

Describe two observations that galileo was the first to make with his telescope.

10 points per question and brainlist 1. name four of the ruling dynasties of china. describe at least three contributions to society from each dynasty. 2. why did the qin ruler zheng burn chinese literature and philosophy books? how did the han dynasty establish a strong and effective government? why did people rebel against the sui rule? 3. what new technologies were invented during the tang dynasty and fully developed in the song dynasty that would eventually have a great impact on the world? explain why this technology had such an impact. 4. who were the invaders that seized control and took over the song dynasty? 5. how was china's history affected by its policies of isolation from the outside world during the ming dynasty?