| A | B |
| Who was the typical worker in the early 1800's? | farmer |
| What was the importance of natural resources in the US in the 1860's? | people began working in mines and factories |
| What did Edwin Drake discover? | drilled first oil well |
| How did the population growth stimulate industrial expansion? | provided larger workforce and consumers |
| Why did the population increase between 1860-1910? | 20 million immigrants came to US |
| How are prices determined in a laissez-faire economy? | supply and demand of products without government regulation |
| What are tariffs? | charges on imports |
| What is the Morrill Tariff? | allowed tariffs to increase |
| Where did the Central Pacific Railroad get their workers? | China |
| ? | / |