Pulsating Variable Stars Are Useful in Determining

question 33

Multiple Choice

Pulsating variable stars are useful in determining

• A)the mass of a star for which the distance is known.
• B)the temperature of a star for which we know the luminosity.
• C)the radius of the bulge of our galaxy.
• D)the distance to globular clusters.
• E)the mass of the Milky Way galaxy.

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Definitions:

Mandible

The lower jawbone in vertebrates, which holds the lower teeth in place and forms the structure necessary for chewing.

Vomer Bone

A small, thin bone forming part of the nasal septum, which divides the nasal cavity into two nostrils.

Frontal Bone

The bone that forms the front part of the skull and the upper part of the eye sockets (orbits).

Calcaneus

The large bone forming the heel of the human foot, crucial for weight-bearing and walking.