Explain the importance of a fire during the neolithic age

Me and youin the summer of 1804, after meeting native americans for the first time, lewis and clark reached the eastern edge of

"if i have seen farther than others," said newton, "it is because i have stood on the shoulders of giants." who were the giants to whom newton was referring? could this be said of any scientific accomplishment? explain.

Ahistorian who compares the expansion of political systems to the expansion of economic systems is organizing history by o a. region b. culture c. period d. theme