The Cosmic Background Radiation That Was Left Over After the Big

question 15

Multiple Choice

The cosmic background radiation that was left over after the Big Bang of the universe and that pervades all observable space has an effective blackbody temperature of approximately

• A) 273 K.
• B) 0 K.
• C) 10 K.
• D) 3 K.

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Definitions:

Soviet Union

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Series of laws passed between 1935 and 1939 to keep the United States from becoming involved in war by prohibiting American trade and travel to warring nations.

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