What Causes the Auroras in the Upper Atmosphere

question 90

Multiple Choice

What causes the auroras in the upper atmosphere?

• A)Visible light interaction with the asthenosphere.
• B)AM radio broadcasts.
• C)Various weather phenomena.
• D)The interaction of the solar wind and upper layers of the atmosphere of Earth.

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Definitions:

Lateral Rectus

A muscle in the orbit that abducts the eye, moving it outward, away from the midline of the body.

Medial Rectus

A muscle in the eye that enables inward movement of the eyeball.

Forced Expiration

The act of expelling air from the lungs with effort after a maximal inhalation, often measured during pulmonary function tests.

Internal Intercostals

Internal intercostals are muscles located between the ribs that help with the process of forced expiration by drawing the ribs downward and inward.