Answer:
thank you thank you so much
Have a great day onwards ❤.
Before Einstein, it was believed that science was just all about compact summaries and experience during research. When Einstein arrives on the scene, his theory of relativity was able to open new paths towards complicated mathematical equations that other scientists didn't know about. This opened up tons of opportunities that shaped up science and how we calculate various mathematical problems that can be used in various aspects of the world.
This period was known as the baby boom, and this generation is still referred to as the "baby boomers," this being because there was a huge increase in the birth rate as people returned home from the war.
The Industrial Revolution and new jobs in factories contributed to growth of cities in the late 1800's, as did immigration.
