Which of the Following Describes the Time When Pollution Is

question 48

Multiple Choice

Which of the following describes the time when pollution is most severe in urban areas?

• A)when a large slow-moving anticyclone moves into an area
• B)when a storm system begins developing to the west
• C)when a cold upper-level low moves into a region
• D)when a warm front passes through the area

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Definitions:

Skates

Cartilaginous fishes belonging to the family Rajidae in the superorder Batoidea of rays. More broadly, "skates" can refer to ice or roller skates used in sports and recreation.

Homo Habilis

Extinct hominin; earliest named Homo species; known only from Africa, where it arose 2.3 million years ago.

Homo Erectus

An extinct species of early human that lived throughout Africa and Eurasia during the Pleistocene Epoch.

Vertebrate Lung

A respiratory organ found in vertebrates that exchanges oxygen and carbon dioxide with the environment.