What do superstring theories try to explain?
A) forces holding superclusters of galaxies together
B) apparent acceleration of the expansion of the universe
C) behavior of matter during the Planck time when all four fundamental forces were unified
D) behavior of matter during the inflationary epoch

Question

Quizplus · Accepted Answer

Superstring theories attempt to explain the behavior of matter during the Planck time, a period immediately after the Big Bang when all four fundamental forces of nature (gravitational, electromagnetic, strong nuclear, and weak nuclear) are believed to have been unified.

What Do Superstring Theories Try to Explain