These are examples of social change. A cultural change may often trigger a social change. Frequently, people will adopt an object, but not the values that go with it. The item has some use for them, but they disregard the value, and assign a value of their own to it. We will do a class exercise on this point, and it will be clearer.
Invention is a combination of ideas, artifacts or both, to produce an entirely new artifact or idea.
They were invented in India, adopted by Arab traders, and spread across the Middle East and North Africa, and then introduced to Europe. Later, Europeans brought them to the Americas, Australia, and many parts of Africa and Asia. Revitalization is planned, deliberate change. The last type of change is called acculturation. Acculturation occurs whenever two or more cultures come into contact with each other.