What Is the Main Form of Nitrogen Found on Earth

question 27

Multiple Choice

What is the main form of nitrogen found on Earth?

• A) N₂
• B) NO
• C) NO₃⁻
• D) NH₄

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Definitions:

Sensory Adaptation

The procedure through which sense organs gradually become less responsive to persistent stimuli, permitting living beings to focus on variations within their environment.

Touch

The act or sense of coming into physical contact with something else, providing sensory feedback and emotional communication.

Frequency Theory

A theory suggesting that the perception of pitch corresponds to the rate, or frequency, at which the entire basilar membrane vibrates.

Temporal Theory

A hypothesis in the study of perception, often relating to how sounds are perceived in terms of timing.