Question

What are the five major ways that can change language?

Answer 1

Here are some of them i can think of 

there are many different ways:

religion 
environment (weather, climate, terrain)

Answer 2

Language can change thru inventions, new ideas, historical events, individual discovery and historical events. Acculturation happens in historical events like colonization. Technology has changed language in the sense that people are using new words invented by technology.  There are some words being learned when a person creates a new one when they discover something