Assertion: earth science | /r/HasAspect | four main branches of study
Facets:
Source sentences:
text: Earth science” is a broad term that encompasses four main branches of study, each of which is further broken down into more specialized fields.
text: Earth science encompasses four main branches of study, the lithosphere, the hydrosphere, the atmosphere, and the biosphere, each of which is further broken down into more specialized fields.