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Astronomers have been trying to figure out how many galaxies there are in the cosmos for a long time. To get their estimate, they employ a technique known as "representative sampling." They count the number of galaxies in each sector by dividing the sky into equal-sized parts.
Answer:
i believe it is the seventh commandment.
Explanation:
The Second Industrial Revolution is also known as the Technological Revolution that was a phase in the 19th century and the beginning of 20th.
As the first Revolution had place in Europe, it arrived to The United States through Atlantic Ocean and started in New York. As an example we have the railroad which moved from Northeast to Southwest since 1830.
One response to the series of failures and bankruptcies was an upsurge in business consolidations and new leadership was needed for the next century. But to avoid the Panic is was necessary to avoid Civil War and proposals to adapt urbanization and industrialization in order to transform the economy of the country.