his Greek mathematician was known for his work in geometry and physics. The Greek army used two of his inventions: the catapult and the mirror system. Egyptians later used a screw system that bears my name to irrigate the Nile River Valley. Who am I?

How did king george iii react to the olive branch petition sent by the second continental congress?

Which of the following statements is true of cause and effect relationships

(100 points) project: progressive era research your topic and write at least seven hundred words to discuss one of the following topics. a. evaluate the impact of progressive era reforms. b. evaluate the impact of progressive reform leaders such as susan b. anthony or robert lafollette. c. evaluate the impact of third parties and their candidates such as h. ross perot and george wallace on america. note: as with any research you do, evaluate the validity of your source: a. who is the author? b. is the author an authority on the subject? c. how does the author use language? d. what sources appear in the author's work? e. from what you know or have learned about the author, is the presentation inappropriately biased?