1. Sectionalism in the United States was the undue devotion to regional interests over those of the United States, severely dividing it into the Pro-slavery South and Anti-slavery North.
2. The big issue in the United States as a result of the westward expansion was <u>Slavery</u> in the Western Territories.
3. The Missouri Compromise remained a temporary solution to the issue of slavery in 1820 as the nation later engaged in a divisive and devastating Civil War largely centered on the issue of slavery.
<h3>How did slavery divide the United States?</h3>
The Southern economy relied on enslaved labor for the cultivation of its large plantations of cotton, tobacco, and other crops.
The North used enslaved labor for mostly domestic activities since the economy did not require labor-intensiveness. It later outlawed the spread of slavery.
Thus, sectionalism in the United States divided the nation into the Pro-slavery South and Anti-slavery North.
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Galileo's observations strengthened his belief in Copernicus' theory that Earth and all other planets revolve around the Sun. Most people in Galileo's time believed that the Earth was the center of the universe and that the Sun and planets revolved around it.
An outbreak of a disease that spreads through a community of people (Ex. Europe, Johannesburg, Missouri), some examples would be The Black plague, Ebola, or The common cold/the flu
And I think you meant EPIDEMIC
Answer:
<h3>the percentage change in quantity demanded divided by the percentage change in price.</h3>
Explanation:
- The basic feature of price elasticity of demand is to indicate that elasticity of demand of a good or a service change according to the change in the price of the good or the service.
- The price elasticity of demand measures the consumers' behavior of quantity demanded to a change in price. It is the percentage change in quantity demanded divided by the percentage change in price.
- Symbolically, it can be written as:
Elasticity of demand= 
