The Study of Stars in Clusters Has Helped Astronomers to Understand

question 105

Multiple Choice

The study of stars in clusters has helped astronomers to understand

• A) the reason for differences in surface temperatures of stars.
• B) the mechanism of mass loss in stars.
• C) the action of nuclear fusion in stars.
• D) stellar evolution-the development of stars with time.

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Definitions:

Foramina

Natural openings or passages, especially in bones, through which nerves, blood vessels, ligaments, and other structures can pass.

Cranial Bones

The bones that form the skull, protecting the brain and supporting the structures of the face.

Auditory Tubes

Also known as Eustachian tubes, these are channels leading from the middle ear to the pharynx, helping equalize pressure on both sides of the eardrum.

Stylomastoid Foramen

An opening located between the mastoid and styloid processes of the temporal bone, through which the facial nerve exits the skull.