everyday science MCQ #1548

The cosmic microwave background radiation comes from:

everyday science MCQ #1548

  1. Question 1

    Q1. The cosmic microwave background radiation comes from:

    • A) Quasars
    • B) The solar nebula
    • C) The Big Bang
    • D) Radio galaxies

    Answer: The Big Bang

    Explanation: The cosmic microwave background (CMB) radiation is the thermal afterglow of the Big Bang, released about 380,000 years after the event when the universe cooled enough for atoms to form.