gravitythe force that attracts objects with mass toward one anotherEinstein's theory of general relativity redefined gravity as the curvature of spacetime.NoteEinstein's theory of general relativity redefined gravity as the curvature of spacetime.Elon.io is an online learning platformWe have an entire course teaching IELTS Vocabulary — Band 7+ grammar and vocabulary.Start learning IELTS Vocabulary — Band 7+ now