Question

1. scientists have developed a theory of how the universe formed.

a. what is the name of this theory? (2 points)
b. what happened according to this theory? (2 points)
c. what is one form of evidence used to support this theory? (2 points)
a. |

Explanation:

A. The widely - accepted theory of the universe's formation is the Big Bang theory.
B. According to the Big Bang theory, the universe originated from a singularity. It underwent a rapid expansion, during which matter, energy, space, and time came into existence. As it expanded and cooled, subatomic particles formed, then atoms, and eventually stars, galaxies, and other cosmic structures.
C. One form of evidence is the cosmic microwave background radiation. It is a faint glow of electromagnetic radiation that fills the universe and is thought to be the "after - glow" of the Big Bang, representing the residual heat from the early, hot universe.

Answer:

A. The Big Bang theory
B. The universe originated from a singularity, underwent rapid expansion, and matter, energy, space, and time came into being. As it expanded and cooled, subatomic particles, atoms, stars, and galaxies formed.
C. Cosmic microwave background radiation