Here's why:
* Proper Nouns: Refer to specific people, places, or things and are always capitalized.
* Common Nouns: Refer to general categories of people, places, or things and are not capitalized.
Some common nouns that could be used to describe Alaska include:
* State: This is a general term for a political entity.
* Region: This is a general term for a geographic area.
* Landmass: This is a general term for a large area of land.
However, these terms don't specifically refer to Alaska.