The term 'mechanical energy' is a compound noun, a noun made up of two or more words that form a noun with a meaning of its own.
"Energetically" would be the adverb because it states how, why, or in what manner something was done. The word "energetic" would be the adjective, and since "energy" is a thing--form of power, like electrical energy or kinetic energy--then it is a noun.
Yes, rigid is an adjective. Rigidly is an adverb. Rigidity is a noun.
No, it is not. Body can be a noun or noun adjunct/adjective (e.g. body paint). There is an adverb form, bodily, which can also be an adjective (thrown bodily, bodily harm).
Palpable is an adjective. As a noun, playability. As an adverb, palpably.
Yes, an adverb is a modifier describing a verb, adjective, or another adverb. If a modifier describes a noun, pronoun, or an equivalent phrase, the modifier is an adjective.
No it is a noun. Mechanical is the adjective form.
Dark can be an adjective or a noun. Darkly is an adverb.
it is an adverb!:)
"Night" is a noun.
The word plunge can be a noun or a verb. It is not an adjective or adverb.
No, an adverb describes a verb or an adjective. An adjective is the word that describes a noun.
Yes, "especially" can function as both an adverb and an adjective. As an adverb, it modifies a verb, an adjective, another adverb, or a sentence. As an adjective, it describes a noun.
No, -ful can be added to a noun to form another noun or an adjective. Examples: spoon (noun) spoonful (noun) hope (noun) hopeful (adjective) Usually, the suffix -ly is added to an adjective to create an adverb. Examples: usual (adjective) usually (adverb) hopeful (adjective) hopefully (adverb)
Verb, noun, and adjective, but not adverb.
Persistence is not an adjective or an adverb. It's a noun.
No. An adjective describes a noun and an adverb describes a verb.
An adverb modifies a verb. An adjective modifies a noun.