The word 'historic' is not a noun. The word 'historic' is an adjective, a word used to describe a noun; for example, historic battle or historiclandmark.
A noun is a word for a person, a place, or a thing.
A common noun is a general word for a person, a place or a thing (man, city, cookie).
A proper noun is the unique names of a person, a place, or a thing (Napoleon, Paris, Oreo).
As a name of a road , Park Avenue', it is a proper noun, and both words star with a capital letter. However, when used separately, as 'the park, or 'the avenue', they are common nouns and so not need a capital letter.
It is a proper noun, because it is the name of a specific thing.
Proper noun
proper
it's a common noun. a proper noun would be Spider-Man.
Pencil proper or common noun
The noun cassette is a common noun.
a common noun?
Camel is a common noun.
The answer is proper noun. Examples of common noun and proper noun are: Proper noun: Mary Collins Common noun: monkey
A common noun.
It's a common noun as it's a general name for a thing. There's nothing special or particular about it.