I don’t entirely know what the context is but if i’m thinking what ur thinking one of the uncivilized things could be that they didn’t take baths everyday
Some people actually kept that idea that Hitler had of only white people and that is when racism became a big thing once again. Not only that, but now any crazy person who had an idea in their mind and they thought it was right started trying to do their idea. They would try to go and get things they weren't supposed to and some people even tried to murder out in the streets. The people who did survive were mentally scarred. As for the US, it just showed that this country could fight back to any possible enemy they had and that they would not go down without a fight. Even though many lives were lost it made the country come close together.
Answer:
what kind of physical? for humans?
The answer is push theory, it is because a push theory is a means of having something for an individual to strive or to be motivated into reaching his or her goal; for it to be considered as a pull theory, the individual should move on its own without having any rewards or factors moving him or her to a certain goal.