Scientific cosmology can be defined as the science in the universe as a whole. In it, the phrases "universe" and "cosmos" are generally used as synonyms for the time period "entire world".[12] A person popular definition of the entire world/universe found in this field is as "[t]he totality of all https://nam-thuan-loi73715.topbloghub.com/42649817/namthuanloi-options