Oxygen (O₂) Is

question 38

Multiple Choice

Oxygen (O₂) is

• A) a gas that principally originates from volcanic sources.
• B) a by-product of plant-leaf operations that are stimulated by light.
• C) one of the gases from Earth's earliest atmospheres.
• D) now measured at 78.084 percent by volume in the homosphere.

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Definitions:

Analogy

A comparison between two things, typically for the purpose of explanation or clarification.

Verbal Signpost

Words or phrases used within speech to guide the listener's understanding of the structure and flow of the discourse.

Employee Morale

The overall outlook, attitude, satisfaction, and confidence that employees feel towards their workplace.

Switching Directions

The act of changing the focus, approach, or course of action during a process or conversation.