What is the connection between the ancient Chinese belief in a life-force called Chi and the invention of a seismoscope?

What was the panic of 1937? What two fathers of US Presidents outlived their sons? How many double recipients received the medal of honor? What is a tunic color? Who had the best military position at the start of the battle of Gettysburg and why was this positoin a good one? What was the name of the steamship Josephine Decuir boarded in Hall vs DeCuir in Louisiana? How do you say number three in Chinese? What was the outcome of World War I? Who is the all time leading scorer in Wichita State basketball history? In what state is Laramie located in? Conflict between Catholics and Protestants in England? What were European alchemist looking for? . John Locke wrote that according to social contract every person is entitled to the natural rights of life liberty and estate. How does this differ from the text of the Declaration of Independence? What is a large roman temple with a circular hole in the roof? How did Ellie escape from concentration camps? How many African Americans had joined the revolutionary army by wars end? How many survived the first atomic bomb? Is the war of 1812 the same war as the American revolution? When did John Jay die? What do Mon prof Je le trouve tres gentil mean?