The earth's orbit around the sun is not round.
The satellite's orbit kept it at a fixed altiitude above earth.
My rival for the prize has a very good submission.
A noun is used as the subject of the object of a sentence or phrase.
The one noun in the sentence is bus.
A pronoun (he, she, it, him, her, we, us, etc.) can substitute for a noun in a sentence.
A noun clause and a noun phrase function as nouns in a sentence. A pronoun is a substitute for a noun.
A pronoun takes the place of a noun in a sentence and a gerund, a verbal noun, can be used for all of the functions of a noun as the subject of a sentence or clause and the object of a verb or a preposition.
Pluto is not an adverb. Pluto is a proper noun being that it is the name of a moon of Saturn.
water can be used as a noun or an object in sentences ; water is good for restoring fluids lost in exercise. the water is a noun.;;;;;;;;;i like water is using water as an object.
Oil was the country's largest import. It can be used as a verb or a noun depending on the context.
Yes "Tom's welding was so good that once painted, there was no way of detecting the join." In this case "the join" is a noun.
Motivation is used a noun in the sentence.
Yes it is, because when used in a sentence, it is the subject of the sentence.