What did the improvements to the light bulb by Thomas Edison at Menlo Park New Jersey do to the production and work hours in factories
in the United States?

How did the american revolutionary war change how some americans viewed the enslavement of african americans?

Which option best describes how the printing press transformed european society? (a) prior to the printing press, the catholic church hand-copied texts and disseminated them to peasants. (b) prior to the printing press, the church of england did not allow peasants to learn to read. (c) prior to the printing press, the orthodox church recited luther’s “95 theses” aloud to peasants. (d) prior to the printing press, knowledge was reserved primarily for nobles and clergy.

According to the points given on the the frontier (line), when 25 million skateboards are produced, how many rollerblades can be produced?