social science vs science

social science and science both are nouns.

Word	Noun	Adjective	Verb	Adverb
social science	Yes	No	No	No
science	Yes	No	No	No

As nouns, science is a hypernym of social science; that is, science is a word with a broader meaning than social science:

social science: the branch of science that studies society and the relationships of individual within a society
science: a particular branch of scientific knowledge

Other hypernyms of social science include scientific discipline.

social science (noun)	science (noun)
the branch of science that studies society and the relationships of individual within a society	a particular branch of scientific knowledge
	ability to produce solutions in some problem domain