The correct answer is: "the scientific method".
Galileo Galilei (1564 - 1642) was an Italian astronomer, physicist and engineer, known as the "father of observational astronomy" and "of the scientific method".
He conducted research on speed and velocity, gravity and free fall, the principle of relativity, etc. Through observational methods, he was able to describe the properties of such phenomena and to develop "laws" as a starting point for human understanding of them. He confronted the Roman Inquisition by defending the heliocentrism theory developed by Copernicus.
a) They are elected by popular vote for 6 years
Answer:
Even if, as Berlin illustrates in a companion table, 100 percent of the African Americans living in the North were free in 1860 (compared to only 6.2 percent in the South), it still is a puzzle to figure out why the majority lived below the Mason-Dixon Line.
Explanation:
They want their products cuz China didn't pay them