The Total Mass of Galaxies in a Cluster of Galaxies

question 123

Multiple Choice

The total mass of galaxies in a cluster of galaxies divided by the number of galaxies in the cluster can be used to determine a typical galaxy's ___________.

• A)luminosity
• B)distance
• C)mass
• D)diameter
• E)age

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Definitions:

Second Wave

Refers to the second significant phase or period of development, movement, or activity, often implying a resurgence or intensification of elements from an initial wave.

Nuclear Family

A family unit consisting of two parents and their children, living together as a single household.

Ethnic Enclaves

Geographic areas with high concentrations of people from the same ethnicity, often maintaining distinct cultural practices, languages, and businesses from the surrounding areas.

Language Barriers

The difficulties faced when people who speak different languages attempt to communicate with each other.