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Why should expansion and cooling of the universe be studied together in the Big Bang theory?

Answer and explanation

Correct answer: Because expansion spread energy over a larger volume and temperature decreased

After the Big Bang, the temperature of the expanding universe gradually decreased. In exams, connect expansion, cooling, and early matter formation.

Related tags

OriginEvolutionBigbangCoolingEarly And Modern TheoriesThe Origin And Evolution Of The EarthGeographyClass 11 Mcq

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