Multiple Choice
What significant event occurred 380,000 years after the start of the Big Bang?
A) The production of helium ceased.
B) All of the galaxies we see today formed.
C) Quarks became confined in nuclei.
D) Electrons and nuclei combined to form neutral atoms.
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q6: The strongest of the fundamental forces of
Q7: The Andromeda Galaxy has an overall blue
Q8: At the start of the Big Bang,all
Q9: What is the "cosmological redshift"?<br>A) The stretching
Q10: Recent satellite missions have confirmed the lumpiness
Q12: What is the cosmological principle and what
Q13: There is far more helium in the
Q14: What is the era of recombination and
Q15: Temperature variations in the early universe appear
Q16: A theory that describes how the fundamental