Spectral Lines from Galaxy B Are Redshifted from Their Rest

question 42

Multiple Choice

Spectral lines from Galaxy B are redshifted from their rest wavelengths twice as much as the spectral lines from Galaxy A.According to Hubble's law,what can you say about their approximate relative distances?

• A)Galaxy A is twice as far as Galaxy B.
• B)Galaxy B is four times as far as Galaxy A.
• C)Galaxy A is four times as far as Galaxy B.
• D)Galaxy B is twice as far as Galaxy A.
• E)Not enough information to say-you need to know Hubble's constant to answer this question.

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Definitions:

Central Nervous System

Comprises the brain and spinal cord, functioning as the primary processing center for the entire nervous system and controlling all bodily functions.

Peripheral Nervous System

The part of the nervous system that consists of the nerves and ganglia outside of the brain and spinal cord, which connect the central nervous system to limbs and organs.

Abnormal Behaviour

Actions or patterns of behavior that deviate significantly from societal norms or expectations, often causing distress or functional impairment.

Biological Factors

Elements originating from biological processes (such as genetics, neurochemistry, and physiology) that impact an individual's health and behavior.