He made an invention or experiment for some type of wave and he tested it. So that's basically why he is famous.
Answer:
Previously-existing banking regulations and a diversified economy helped Texas escape some of the worst effects of the Great Recession.
EXPLAINATION : The Great Recession of 2007–2009 was the most severe and lengthy economic crisis in the U.S. since the Great Depression. The impacts on the population were multi-dimensional, but operated largely through local labor markets.
To examine differences in recession-related changes in county unemployment rates and assess how population and place characteristics shaped these patterns.
The 19th amendment is associated with the women's suffrage movement, as it provides for the right of women to vote.
<h3 /><h3>What was the Progressive Era?</h3>
It corresponds to the period between 1896 and 1916 in the United States, where movements for political and social reform took place, with the objective of protecting society's well-being and morals through solutions to the problems of industrialization and corruption, for example.
Therefore, through the suffragette movement, it helped in the inclusion of the 19th amendment that granted the right of women to vote and be voted.
Find out more about suffragette movement here:
brainly.com/question/8862360
#SPJ1