By discovering nuclear energy
Answer: The post-WWII period was one of peace and prosperity. Americans used the money they had saved during World War II to buy consumer goods that were not available during the conflict. With the subsequent boom in the economy, thousands of people found employment in the United States. Americans were making more money and the nation had the highest standard of living in the world.
Answer:
Explanation:
I think it is the belief that the earth rotated on an axis and that major advances in calculus
Arizona,California,Delaware,Florida,Ilinois, Indiana,Kansas,Maine,Minnesota,New Mexico,North Carolina,Oregon,Virginia,West Virginia,Wisconsin
It would be Martin Cooper that contributed most directly to creation of the cell phone. <span>Cooper and his team at Motorola, the communications company, created maybe the only thing that runs the lives of business professionals and teenagers alike -- the cell phone.</span>