In the first second of the universe, the universe cooled and inflated. A result is a separation of one unified force into four distinct forces.

Question

Quizplus · Accepted Answer

This is a widely accepted model of the universe's early history, known as the "inflationary universe" or "Big Bang" model. During this period of rapid expansion and cooling, the four fundamental forces (electromagnetic, weak, strong, and gravitational) would have become distinct as the universe grew and evolved.

In the First Second of the Universe, the Universe Cooled