Dust and Aerosols in the Atmosphere Are Associated with All

question 45

Multiple Choice

Dust and aerosols in the atmosphere are associated with all of the following EXCEPT:

• A) reflection of solar energy.
• B) optical phenomena such as red sky at sunset.
• C) condensation and cloud formation.
• D) altering the amount of oxygen in the atmosphere.

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Definitions:

Diffusion Coefficient

Measure of how easily a gas diffuses through a liquid or tissue.

Surface Tension

The elastic tendency of a fluid surface which makes it acquire the least surface area possible.

Lung Recoil

Decrease in the size of an expanded lung as a result of a decrease in the size (volume) of its alveoli; due to elastic recoil of elastic fibers surrounding alveoli and water surface tension of a thin film of water within alveoli.

Respiratory Muscles

The muscles involved in the process of breathing, including the diaphragm and intercostal muscles.