This page documents how this source is reused across Claim by Claim. A source can support, challenge, qualify or contextualize different claims; appearing here does not imply endorsement of every linked proposition.
Evidence roles describe what this source helps establish inside each Investigation. They are local to that use, not permanent labels attached to the publication itself.
Standard buoyancy derives from a fluid-pressure gradient whose hydrostatic expression includes gravitational acceleration; density helps determine the force balance but does not replace the force field.