Which of the Following Phenomena Are Not Thought to Be

question 78

Multiple Choice

Which of the following phenomena are not thought to be results of collisions or other interactions between galaxies?

• A) The presence of very large, central dominant galaxies in clusters of galaxies
• B) The fact that elliptical galaxies are more common in clusters of galaxies than outside clusters
• C) Starbursts
• D) The fact that spiral galaxies have both disk and halo components

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Definitions:

Real Per Capita GDP

The measure of a country's economic output that accounts for its number of people and adjusts for inflation, indicating the average economic well-being of its citizens.

Net Exports

The value obtained by subtracting a country's total value of imports from its total value of exports, representing a component of a country's GDP.

Real GDP

Real GDP measures the value of all final goods and services produced within a country's borders in a given time period, adjusted for inflation.

GDP Deflator

An index reflecting the price levels for all newly produced, domestic, final goods and services within a country.