Under which of the following conditions would air pollution over a city typically be highest?
A) on a rainy night
B) on a clear, calm night
C) on a rainy day
D) in the afternoon

Question

Quizplus · Accepted Answer

Air pollution is typically highest on clear, calm nights because there is no wind to disperse pollutants and they accumulate in the air. Rainy conditions or wind can help to disperse pollutants, reducing their concentration in the air. Afternoons may have higher levels of air pollution due to increased traffic and human activity, but this is not always the case and can vary depending on the location and other factors.

Under Which of the Following Conditions Would Air Pollution Over