Question

full definition of big bang , what is antimatter, what is quantum physic​

Answer 1

the cosmic explosion that marked the beginning of the universe which is compared with a big crunch or big rip is called big bang.

Antimatter refers to the sub-atomic particles that have properties opposite to normal Sub-atomic particles.

Quantum theory is the theorotical basis of modern physics that explains the nature and behavior of matter and energy on the atomic and Sub-atomic level.the nature and behavior of matter and energy at that level is sometimes referred to as quantum physics or quantum theory.

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