Air Pollutants Only Come from Human-Made Sources

question 80

True/False

Air pollutants only come from human-made sources.

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Definitions:

Composed

Being calm and in a state of self-control; or, alternatively, having been created or put together in a thoughtful manner.

Several Sittings

Referring to completing a task or exam in multiple separate sessions rather than in a single continuous period.

Revise

To review and make changes or corrections to a document or plan to improve its accuracy, effectiveness, or condition.

Connotation

The implied or emotional significance attached to a word or phrase, beyond its literal meaning.