The "Big Bang" refers to the
A)point in time in which the known (and perhaps knowable)universe came into being.
B)phenomenon of rapid chain reaction supernovae during the first 100 seconds of the universe.
C)time when our Sun will become a nova,rendering Earth into molten lava.
D)end of the universe when simultaneous supernovae will transform the universe into a supergiant black hole.

Question

Quizplus · Accepted Answer

The "Big Bang" refers to the point in time, around 13.8 billion years ago, in which the known (and perhaps knowable) universe came into being. It is the beginning of the universe as we know it. B refers to a phenomenon that occurred shortly after the Big Bang, while C and D are events that are expected to happen in the future.

The "Big Bang" Refers to the