An Air Parcel Is Considered Unstable When It

question 18

Multiple Choice

An air parcel is considered unstable when it

• A)either remains as it is,or changes its initial position.
• B)continues to rise until it reaches an altitude at which the surrounding air has a similar temperature.
• C)resists displacement upward.
• D)ceases to ascend.
• E)ceases to descend.

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Definitions:

Neutrophils

A type of white blood cell that plays a crucial role in defending the body against infection.

Oxygen Saturation

The percentage of hemoglobin binding sites in the bloodstream occupied by oxygen, a critical measure of respiratory efficiency.

Thorax Expands

The increase in chest volume during inhalation, facilitated by the muscles of respiration, allowing air to enter the lungs.

Trachea

The windpipe, a large membranous tube with cartilage rings that conveys inhaled air from the larynx to the bronchi.