Which of the Following Correctly Describes the Concept of Galactic

question 34

Multiple Choice

Which of the following correctly describes the concept of galactic recycling?

• A)In the formation of a star, no matter is wasted as all excess material ends up recycled into planets.
• B)Stars near the center of the Milky Way are continually recycled to the outskirts of the disk by their orbital motion.
• C)New stars are continuously being formed in the Milky Way out of gas that has been ejected from a previous generation of stars.
• D)New galaxies are continuously being formed out of gas ejected from a previous generation of galaxies.
• E)Life is continuously being spread from star to star in the Milky Way.

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Definitions:

Pension Plan

A retirement savings plan sponsored by an employer, providing a fixed payout to employees upon retirement.

Multiplier

A factor that quantifies the change in economic activity resulting from a change in spending, used in macroeconomic analysis to estimate the effect of investment, government spending, and other economic activities.

Career Average

Indicates the average achievements, earnings, or performance levels over the span of an individual's career.

Social Security

An insurance program available through the United States government that provides income to people who retire, become disabled, or who receive survivor’s benefits.