This is very true Eastern Europe has a very different culture compared to another side.
As far as largest, its the pacific plate. Smallest has two answers: Juan De Fuca, off the coast of the American Northwest, is the smallest major plate, but of all plates, major and minor, the smallest is the Galapagos microplate.
1. The western and Eastern cities developed at a different period. Eastern cities developed in the 1700s and 1800s while the western cities developed in 1900s, which cause some difference in culture.
2. The next one would be the economic difference between the two. Since western cities are developed during the peak of the industrial revolution, the western cities tend to have stronger economic power compared to the eastern cities.
3. The next one would be the structure. To cater the industrialized worker, western cities tend to have more single-family homes rather than lawns and a center of internet media and technology. The eastern cities, on the other hand, consist of shared housings and mixed neighborhood and would often used for factories due to its wide area.
Your question is how to spelled wrong. I said,"What is the definition of the word "cast" means? Cast is a performers in a play, it is a noun. Noun is a person, place, or thing.
Hope it helped you.
-Charlie