resonancethe phenomenon in which a system vibrates with maximum amplitude at a specific natural rateOpera singers can shatter glass by producing a note at the exact resonance point of the material.NoteOpera singers can shatter glass by producing a note at the exact resonance point of the material.Elon.io is an online learning platformWe have an entire course teaching TOEFL Academic Vocabulary grammar and vocabulary.Start learning TOEFL Academic Vocabulary now