Please help 20-25 thanks so much

20. The revolution transportation created a boom in business across the United States, particularly by reducing shipping time and costs.

The Erie Canal is a canal located in New York, USA. This canal is part of the east-west, cross-state route of the New York State Canal. It took seven years to complete. When it opened in 1825, it dramatically reduced the time to travel while decreasing the cost of shipping.

21. People created deep gashes in the earth to get coal to fuel railroads and steamboats 

Coal had been discovered in the 1850's and 1860's. Because of high transportation costs its exploitation was limited to the immediate area where it was found. Railroads were responsible for the development of most local fuel sources, which wherever possible were coal. In this way, they required reasonably good quality fuel. Thus, coal was far more efficient than wood.

22. To meet the lumber needs of New Englanders, Midwestern settlers harvested so many trees that they caused deforestation

Inflation is a sustained increase in price level both goods and services in an economy over a period of time. On the other hand, deforestation is the removal of a forest or stand of trees.

23. In 1850 most railroads in the United States were located in the Northeast 

In the 1850's Railroads were a further transpiration of the 1840's and led to an even greater explosion of new railroads and construction. While the country's rail network continued to rapidly grow after the 1840's much of it continued to be concentrated in the Northeast and Midwest, but most railroads were located in the Northeast since it is more industrialized than the agricultural Midwest.

24. American farmers used the inventions of Cyrus McCormick and John Deere

John Deere was an American blacksmith and manufacturer who founded Deere & Company. So this company is one of the largest and leading agricultural and construction equipment manufacturers in the world. In this way, he created the Steel Plow that was used for farming to break up tough soil without soil getting stuck to it. 

25. An increase in factory jobs attracted workers to the cities, increasing the size of cities.

The rapid industrialization created better jobs that attracted people to the cities. This was directly related to the Population growth