Astronomers Conclude That Quasars Must Come from the Earliest Phases

question 10

Multiple Choice

Astronomers conclude that quasars must come from the earliest phases of the Universe because they ____.

• A) have supermassive black holes
• B) are colliding with other galaxies
• C) create jets
• D) have large redshifted spectra
• E) have a fluctuating luminosity

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Definitions:

Promotion Strategies

Tactics employed by businesses to inform, persuade, and remind customers about products or services to influence their purchasing decisions.

Dumping

The practice of exporting goods to another country at prices lower than the home market price, often considered unfair competition and subject to anti-dumping measures.

Parallel Importing

The importation of legally produced goods without the permission of the intellectual property owner, usually to exploit price differences between markets.

Currency Exchange Rate

The value of one currency for the purpose of conversion to another, determining how much one currency is worth in terms of another.