The period from about 100 seconds up to 15 minutes after the Big Bang is the:
A)Radiation Era.
B)Lepton Epoch.
C)Nuclear Epoch.
D)Decoupling Epoch.
E)Matter Era.

Question

Quizplus · Accepted Answer

During this period, the universe consisted of a hot, dense plasma of quarks, gluons, and other elementary particles. Nuclear reactions such as nucleosynthesis occurred during this time, leading to the creation of light elements like hydrogen and helium. This period is known as the Nuclear Epoch. The Nuclear Epoch is the period from 1 second to about 20 minutes after the Big Bang, during which the first atomic nuclei formed through nuclear fusion. The other options are not the correct time periods for this epoch.

The Period from About 100 Seconds Up to 15 Minutes