{"id":"S85044562","label":"Equivalence principle (Physics)","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85044562","normalized_label":"equivalence principle (physics)","broader":["http://id.loc.gov/authorities/subjects/sh85053765"],"aliases":["Einstein's equivalency principle","Principle of equivalence (Physics)"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85044562","provider":"lcsh","revision":"16768edf1fabdf18","taxonomy_revision":"f050b5d4780b1289","title":"Equivalence principle (Physics)","url":"/topics/S85044562","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"864836539946239492","address_version":"morton4x16-v1","coordinates":[0,20,18101,18432],"answer_status":"Directory metadata; local answer requires separate source review","truth_status":"Subject descriptor, not a factual answer or a demonstrated knowledge gap","reviewed_answer":null}