The noun 'air' is a concrete noun, a word for a physical substance made up of measurable molecules.
The noun 'air' can be used in an abstract context, for example:
"He's full of hot air." (empty, exaggerated talk)
Examples of abstract, concrete noun combinations:Statue of Liberty (statue is a concrete noun; liberty of an abstract noun)science building (science is an abstract noun; building is a concrete noun)bargain basement (bargain is an abstract noun; basement is a concrete noun)the noun 'air' is a concrete noun as a word for the substance that surrounds the earth; the noun 'air' is an abstract noun as a word for the ambiance of a place.the noun 'heart' is a concrete noun as a word for an organ of the body; the noun 'heart' is an abstract noun as a word for the essence of something.the noun 'edge' is a concrete noun as a word for the sharp side of a blade; the noun 'edge' is an abstract noun as a word for an advantage.
Air is an abstract noun. While you can feel and breathe it, air is intangible and cannot be perceived by the five senses in the same way as concrete nouns, which refer to physical entities.
The noun 'air' is a concrete noun, a word for a physical compound; a word for something that can be measured with instruments.
The noun 'breath' is a concrete or abstract noun depending on context of use.The noun 'breath' is a concrete noun as a word for the physical action of taking air into the lungs; a word for the air taken into the lungs.The noun 'breath' is an abstract noun as a word for a suggestion or slight indication of something; a word for a concept.
The noun 'air' is not an abstract noun. The word 'air' is a concrete noun because it is made up of physical molecules that can be seen, weighed, measured by scientific means even if you can't see it with the naked eye.
The noun 'breath' is a concrete or abstract noun depending on context of use.The noun 'breath' is a concrete noun as a word for the physical action of taking air into the lungs; a word for the air taken into the lungs.The noun 'breath' is an abstract noun as a word for a suggestion or slight indication of something; a word for a concept.
The context of how a noun is used determines if the noun is abstract or concrete. The gerund 'flying' is sometimes used in an abstract context such as the flying of time or an emotional feeling of elation. The word 'flying' is a concrete noun, a word for the physical action of moving through air.
The noun 'air' is a concrete noun because it is a physical substance made up of particles that can be measured and counted.You can see air when it moves leaves, clothing, litter, etc.You can see air when it is filled with visible particles.You can feel air when it moves across your skin.You can feel air when you fill your lungs with it.
When used in the literal sense to refer to the mass residing inside your skull, it is a concrete noun. It refers to an actual body part that you could touch. However, brain also has some figurative uses that are abstract. For example, "Joe was a real brain."
The abstract noun form of the adjective current is currentness, a word for the quality of relating to the present time.The noun 'current' is a concrete noun as a word for the movement of air, water, or electricity; a word for physical movement.
No, the noun 'vapor' is a concrete noun, a word for a substance diffused or suspended in the air; a word for a physical substance.
No, air is a concrete noun because it is made up of molecules that can be seen, weighed, measured by scientific means even if you can't see it with the naked eye.