Weegy: An adverbial clause is a dependent clause that functions as an adverb. In other words, it contains a subject (explicit or implied) and a predicate, and it modifies a verb. User: An adverbial clause is a subordinate clause that is used as an adverb to modify a verb, an adjective, or a what? Weegy: Adverbial clauses modify verbs, adjectives or other adverbs. (More)

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Weegy: 0.0042 in scientific notation is 4.2*10^-3 (More)

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Weegy: If a pond initially contains 90 pounds of algae, the amount of algae in a pond doubles every 4 hours, in 12 hours there will be 720 pounds of algae. 12 / 4 = 3. (1) 90 x 2 = 180. (2) 180 x 2 = 360. (3) 360 x 2 = 720. (More)