The Bible Belt is not a formal region of the world. It is not a physical landmass or anything else. It is just a nickname for a specific section of the United States.
Yes the cornbelt is a formal region.
No
Florida is most often excluded from both the Bible Belt and from the South in general.
The answer to this depends on who is saying it, but in general, no, this is not an insult. The "Bible Belt" refers to an area of the United States that is predominantly Christian. The "Buckle" of the Bible Belt normally refers to the states that are central to this region and is typically used to emphasize that a state is even more heavily Christian in its culture than the other states in the region.
That depends on which region to which you are referring. I'm guessing the Midwest is what you're looking for. It is also in Tornado Alley and part of The Bible belt if I'm correct.
being more extreme in their religion.
No, Toronto is not a formal region, it is a functional region.
Formal region is UT, Perceptional region is Rocky Mountain Region.
The Formal Region Of Austria IS Vienna
The Grand Canyon is a Functional Region
The Bible Belt is an informal term for a region in the south-eastern and south-central United States in which socially conservative evangelical Protestantism is a significant part of the culture and Christian church attendance across the denominations is generally higher than the nation's average.