Question

12) What results in leftover light from the Big Bang
A.) ultraviolet radiation
B.) cosmic microwave background radiation
C.) heat radiation
D.) microwave convection
GPT-4o mini
The correct answer is **B.) cosmic microwave background radiation**.

This radiation is the remnant heat from the Big Bang, filling the universe and still observable today as a faint glow in the microwave part of the electromagnetic spectrum.

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