A temperature inversion that acts to trap smog in localities such as Los Angeles consists of
A) cold air above a layer of warm air.
B) warm air above a layer of cold air.
C) dry air above a layer of moist air.
D) moist air above a layer of dry air.

Question

Quizplus · Accepted Answer

A temperature inversion occurs when a layer of warm air sits on top of a layer of cooler air, effectively trapping pollutants such as smog beneath it. This is a common occurrence in urban areas with high levels of air pollution, like Los Angeles.

A Temperature Inversion That Acts to Trap Smog in Localities