Which is evidence that scientists use to support the big bang theory?
AThere is constant cosmic background radiation.
BGalaxies are moving toward each other.
CA loud explosion can be heard in the radio frequencies everywhere in the universe.
DHydrogen and helium are the most abundant elements in the universe.
AThere is constant cosmic background radiation.
BGalaxies are moving toward each other.
CA loud explosion can be heard in the radio frequencies everywhere in the universe.
DHydrogen and helium are the most abundant elements in the universe.