Explain the the industrial revolution lead to social and economic change.

The industrial and economic developments of the Industrial Revolution brought significant social changes. Industrialization resulted in an increase in population and the phenomenon of urbanization, as a growing number of people moved to urban centres in search of employment.

The northwest ordinance of 1787 is significant because it:

established the precedent by which new states could become part of the union.

Explanation:

The northwest ordinance of 1787 was a law passed by the government of the U.S. following the Articles o the confederation to determine the guidelines of how the territory won from great Britain could become a new state or several. It said that to be considered as a state, the territories should have at least sixty thousand inhabitants. That there could only be created only four or five states, and that only the congress had the power to determine if a state could be formed.