Consider a Cluster of Galaxies

question 12

Multiple Choice

Consider a cluster of galaxies. What is increasing because of the Hubble flow?

• A) the average distance between galaxies within the cluster
• B) the sizes of the galaxies within the cluster
• C) the distance between the cluster and other distant clusters of galaxies
• D) the average distance between the stars in each of the cluster galaxies

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Definitions:

Disposable Income

The amount of money that households have available for spending and saving after income taxes have been taken out.

Consumption Spending

Expenditures by households on goods and services, excluding purchases of new housing, and a major component of GDP.

Consumption Function

A representation in economics indicating the relationship between total consumer expenditures and household income levels.

Interest Rate

The cost of borrowing money or the return on savings, expressed as a percentage, influencing economic activity by affecting spending and investment decisions.