The first 10^-43 seconds of the universe's existence are called the Planck era. The kind of physics needed to describe that era is A) Newtonian physics. B) general relativity. C) quantum physics. D) presently unknown.

Question

Quizplus · Accepted Answer

The Planck era involves conditions where both quantum mechanics and general relativity would need to be unified, which is not yet achieved, making the physics presently unknown.

The First 10-43 Seconds of the Universe's Existence Are Called

The First 10^-43 Seconds of the Universe's Existence Are Called