A Certain Star Moves from the Middle Toward the Top

question 43

Multiple Choice

A certain star moves from the middle toward the top right of the Hertzsprung-Russell diagram. How is the star changing?

• A) It is moving farther away from the Sun in space.
• B) It is getting dimmer and hotter.
• C) It is getting larger and cooler.
• D) It is getting brighter and smaller.

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Definitions:

Tachypnea

Abnormally rapid rate of breathing.

Apnea

Absence of respirations for a period of time.

Hyperventilation

Respiratory rate in excess of that required to maintain normal carbon dioxide levels in the body tissues.

Familial Causes

Factors related to one's family or genetic background that contribute to the development of certain conditions or diseases.