Air near the Equator Averages Higher Temperatures Than Air near the Poles

question 26

Multiple Choice

Air near the equator averages higher temperatures than air near the poles because

• A) polar air is cooled by the ice and snow on the ground.
• B) there is more carbon dioxide and water vapor in equatorial air to absorb infrared radiation from the earth.
• C) sunlight falls more nearly vertically at the equator than near the poles.
• D) the oceans near the equator are warmer than those near the poles.

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Definitions:

Exoskeletons

Hard outer structures that provide support and protection to the bodies of certain organisms, such as insects and crustaceans.

Invertebrates

Animals without a backbone, comprising a large variety of species including insects, worms, and mollusks.

Red Bone Marrow

A type of marrow found in certain bones that is responsible for the production of blood cells, including red blood cells, white blood cells, and platelets.

Blood Cell Formation

The process, also known as hematopoiesis, by which new blood cells are produced, primarily taking place in the bone marrow from stem cells.