Question

According to the Big Bang Theory, the universe began _______ as an explosion from _______ encompassing all matter, energy, space, and time as we know it.
A.
over 20 billion years ago, a single point
B.
over 20 billion years ago, a cloud of interstellar gas and dust
C.
over 10 billion years ago, a single point
D.
over 10 billion years ago, a cloud of interstellar gas and dust

Answer 1

C. over 10 billion years ago, a single point

Explanation: The Big Bang marks the universe's origin about 13.8 billion years ago from an extremely hot, dense state (often described as a "single point"), not from a cloud of interstellar gas and dust.