Best Answer

There were a number of innovations which played a significant role.

Assembly-line production of goods was a major one, as were improved oil refineries. The development of alternating electrical current controbuted to changes in society. Transportation played a role, as in the interstate highway system.

User Avatar

Wiki User

12y ago
This answer is:
User Avatar
More answers
User Avatar

Ahmed Mohamed

Lvl 2
3y ago

Assembly line production

This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: What three innovations played a role in creating vast changes in American society during the Roaring Twenties?
Write your answer...
Still have questions?
magnify glass