7. which of the following best defines the big bang? in several brief shocks, the milky way was placed into movement. the earth started to rotate around the sun after the big bang. in one instant, space, matter, and time were created. a higher power created everything.

The big bang describes how the universe expanded from a very high-density and high-temperature state. It was first suggested by a Belgian priest named Georges Lemaitre in the 1920s' when he theorized that the universe began from a single primordial atom.

The statement that best defines the big bang is - In one instant, space, matter, and time were created.

Moreover the cosmologists also believe that all forms of matter and energy, as well as space and time were formed at an instant.

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