Why was the 1920s called the Roaring Twenties?

Which statement best describes a contribution of the works of nicolas copernicus and galileo galilei?

What impact did company towns have on working conditions? company towns were ideal places to live because of the cheap prices of company stores. entertainment value in company towns made them attractions for those in rural areas. education provided by company towns workers to progress in the company. conditions in some towns indebted workers to trap them in the labor system.

What are the 6 steps in the scientific method