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Music

Music 101: What Is the Difference Between Sharp Notes and Flat Notes?

Written by the MasterClass staff

Last updated: Sep 29, 2021 • 4 min read

What is the difference between F-sharp and G-flat? Are they really just the same note? What about C natural and B-sharp? Such questions have puzzled amateur musicians for generations. And there are two ways of answering—one from an acoustics perspective and one from a music theory perspective.