The Tully-Fisher Relationship Can Be Used to Measure the Luminosity

question 65

Multiple Choice

The Tully-Fisher relationship can be used to measure the luminosity of (and thus the distance to)

• A) elliptical galaxies.
• B) spiral galaxies.
• C) globular clusters.
• D) Type II supernovae.

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Definitions:

Stereoscopic Vision

A type of vision that provides depth perception due to the slightly different views each eye has of the same object.

Opposable Thumb

A thumb that can be moved into position to touch the fingers, enabling grasping and manipulation of objects.

Primates

An order of mammals that includes humans, apes, monkeys, and prosimians, characterized by large brains, forward-facing eyes, and opposable thumbs.

Australopithecus Afarensis

An extinct hominin species known for the famous fossil "Lucy," significant for understanding early human evolution.