A Quasar's Spectrum Is Hugely Redshifted

question 17

Multiple Choice

A quasar's spectrum is hugely redshifted.What do most astronomers think this large redshift tells us about the quasar?

• A)the composition of the quasar
• B)the distance to the quasar
• C)the size of the quasar's central,supermassive black hole
• D)the type of host galaxy in which the quasar resides

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Definitions:

Primary Mental Abilities

A theory proposing that intelligence consists of several distinct dimensions or abilities, rather than a single general ability.

Correlation Coefficient

A statistical measure that calculates the strength and direction of a relationship between two numerical variables.

Measurement Consistency

How much a test tool provides uniform and steady outputs through time.

Twin Studies

A research method in psychology used to study the effects of genetics and environment by comparing the similarities and differences between identical and fraternal twins.