Assertion: gravity | /r/HasProperty | fictitious force
Facets:
Source sentences:
text: In such a model one states that matter moves in certain ways in response to the curvature of spacetime, and that there is either no gravitational force, or that gravity is a fictitious force.
text: During a 1907 elevator ride, Einstein had what he would call his all-time “happiest thought”: he realized that if we were in an opaque box and could not see the earth’s surface, we couldn’t tell whether we were in earth’s supposed gravitational field, or in outer space being pulled in an elevator or rocket accelerating upward — that gravity might be a ‘fictitious force’.
text: Gravity is a fictional superhero appearing in American comic books published by Marvel Comics.