Answer:
Most connections are on the East Coast.
"The United States has the largest rail transport network size of any country in the world. The nation's earliest railroads were built in the 1820s and 1830s, primarily in New England and the Mid-Atlantic region. The Baltimore and Ohio Railroad, chartered in 1827, was the nation's first common carrier railroad." per Wikiapedia.
Explanation:
https://en.wikipedia.org/wiki/Rail_transportation_in_the_United_States
Answer:
Definition of wedge theory. The analysis formulated by Coulomb in 1776 of the force tending to overturn a retaining wall. Its basis is the weight of the wedge of earth that will slide forward if the wall fails.
Explanation:
funny
Observing behavior in real-world settings and making no effort to manipulate or control the situation is known as naturalistic observation. It is a research method that is most used by psychologists which they observe their test subjects in thir natural habitat without changing any parameter.
