How Are Nitrogen and Oxygen Both Added to and Removed

question 26

Short Answer

How are nitrogen and oxygen both added to and removed from the atmosphere?

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Definitions:

FLACC Tool

A behavioral scale used to assess pain in children who are unable to verbally communicate, considering factors like facial expression, leg movement, activity, cry, and consolability.

FACES Pain Rating

A visual scale for assessing pain intensity, often using faces ranging from smiling (no pain) to crying (worst pain).

Numeric Scale

A sequence of numbers used to measure or rate the level of something, such as pain.

Oucher Scale

A pain rating scale designed for children, using photographs and numerical scales to quantify pain intensity.