buoyancythe upward pushing effect exerted on a body immersed in a fluid, opposing its weightShips float because the buoyancy of the water they displace is equal to their total weight.NoteShips float because the buoyancy of the water they displace is equal to their total weight.Elon.io is an online learning platformWe have an entire course teaching TOEFL Academic Vocabulary grammar and vocabulary.Start learning TOEFL Academic Vocabulary now