Observations of the Shift Toward the Red in Stellar Absorption

question 12

Multiple Choice

Observations of the shift toward the red in stellar absorption spectra for stars in galaxies outside out own implies that

• A) objects observed in the light of these stars will appear more blue than red.
• B) these stars are part of a rapidly spinning galaxy.
• C) these stars are headed toward us.
• D) these stars are receding away from us.

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Definitions:

Reasoning

The mental process of generating conclusions, judgments, or inferences from facts or premises.

Values

Fundamental beliefs or principles that guide behavior and decision-making.

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Plans or objectives that a person intends to accomplish or bring about.