A Quasar's Spectrum Is Hugely Redshifted

question 22

Multiple Choice

A quasar's spectrum is hugely redshifted. What does this large redshift tells us about the quasar?

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

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Definitions:

Sensory Input

Information gathered by the senses such as sight, sound, touch, taste, and smell, which gets processed by the brain to make sense of the world.

Moral Realism

The philosophical belief that there are objective moral values which are independent of human opinion or belief.

Authority

The power or right to give orders, make decisions, and enforce obedience.

Cognitive Abilities

The mental skills that involve the ability to reason, remember, understand, solve problems, and make decisions.