Assertion: gravity's mass | /r/HasProperty | proportional
Facets:
value: with the acceleration due to gravity
type: CAUSE
value: to each other
type: TRANSITIVE-OBJECT
Source sentences:
text: Mass is a measure of how much material is in an object, but weight is a measure of the gravitational force exerted on that material in a gravitational field; thus, mass and weight are proportional to each other, with the acceleration due to gravity as the proportionality constant.