I Observe a Galaxy That Is 100 Million Light Years

question 50

Multiple Choice

I observe a galaxy that is 100 million light years away. Which of the following do I see?

• A)the light from the galaxy as it is today, and it is redshifted
• B)the light from the galaxy as it was 100 million years ago, and it is redshifted
• C)the light from the galaxy as it is today, and it is blueshifted
• D)the light from the galaxy as it was 100 million years ago, and it is blueshifted
• E)Nothing: the galaxy lies beyond the cosmological horizon.

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Definitions:

Civil Liberties

Individual rights and freedoms that are protected from infringement by the government, including freedom of speech, the right to privacy, and the right to fair legal process.

Department of Justice

A federal executive department of the U.S. government responsible for the enforcement of the law and administration of justice, essentially serving as the government's law firm.

Racial Inequality

Disparities in treatment, opportunities, and outcomes experienced by individuals based on their race.

New Deal

A series of programs, public work projects, financial reforms, and regulations enacted by President Franklin D. Roosevelt in the United States between 1933 and 1939 to help recover from the Great Depression.