MCQ
Big-Bang theory attempts to explain the origin of
  • A
    Earth
  • B
    Solar-system
  • Universe
  • D
    Contenents

Answer

Correct option: C.
Universe
c
Origin of universe.

Origin of Universe There are several theories regarding the origin of universe but most accepted is Big-Bang theory.

Big-Bang Theory This theory was proposed by Abbe Lemaitre in $1931.$  According to the Big-Bang theory about $15$ billion years ago, cosmic matter was in a condensed form. Explosion took place which broke the condensed matter and scattered its fragments into space at an enormous velocity making a Big-Bang sound and thus the theory came to be known as the Big-Bang theory

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