Quasar's Spectral Lines Are

question 58

Multiple Choice

Quasar's spectral lines are:

• A) emission lines with large redshifts.
• B) a continuum from the synchrotron radiation.
• C) fuzzy absorption lines from the merged light of the billions of stars.
• D) too complex for any interpretation.
• E) nonexistent, the gas so hot as to be totally ionized, so no lines are seen.

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Definitions:

Opinion

A personal view, attitude, or appraisal formed in the mind about a particular matter.

Chi-square Test

A statistical test used to determine if there's a significant difference between the expected frequencies and the observed frequencies in one or more categories.

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Proportion

A fraction or percentage that represents a part of a whole or a total.