When used as the name of a planet , it is a proper noun , and should be spelt with a capital 'M' , wherever it appears in the sentence.
So your question should read, 'Is Mars a common noun or a proper noun?'
Mars is a proper noun. Proper nouns are the unique names of people, places, or things. Common nouns are the words for general things. If a common noun is part of a name, it becomes a proper noun. Pronouns always replace proper and common nouns.
A proper noun is the name of a specific person, place, or thing. The proper noun for the common noun planet is the name of a planet, for example Venus, Mars, Earth, Pluto, etc.
The noun 'mars' (lower case m) is the plural form of the noun 'mar', is a common noun as a general word for a blemish or damage; a word for a thing.The noun 'Mars' (capital M) is a proper noun, the name of a specific planet; the name of a thing.The word 'mars' is also the third person, singular, present of the verb to mar.
'Noun' is the collective word for common nouns and proper nouns. The word 'star' is a common noun, because individual stars have names, which makes the noun a proper noun. e.g. the star , Sirius , is a proper noun, because Sirius is the name of a given star.
umm proper noun
Zeus is a proper noun. Proper nouns are the unique names of people, places, or things. Common nouns are the words for general things. If a common noun is part of a name, it becomes a proper noun. Pronouns always replace proper and common nouns.
"Mars", as in the name of the Roman god of war, or the name of the planet, or the name of the candy company, is a proper noun and should be capitalized.
"Park Avenue" is a proper noun, because it is a place. Proper nouns like this should always be capitalized.
Yes The noun Mars Bar is a proper noun, the name of a specific product. A proper noun is always capitalized.
A proper noun is the name of a specific person, place, or thing. The proper noun for the common noun planet is the name of a planet, for example Venus, Mars, Earth, Pluto, etc.
Common
It is a proper noun, because it is the name of a specific thing.
proper
Proper noun
Pencil proper or common noun
it's a common noun. a proper noun would be Spider-Man.
Proper noun or common noun
The noun cassette is a common noun.