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What makes a musical note different from any other sound? How can you tell if you have perfect pitch? Why do 10 violins sound only twice as loud as one? Do your Bob Dylan albums sound better on CD or vinyl? John Powell, a scientist and musician, answers these questions and many more in HOW MUSIC WORKS, an intriguing and original guide to acoustics. In a clear, accessible, and engaging voice, Powell fascinates the reader with his delightful descriptions of the science and psychology lurking beneath the surface of music. With lively discussions of the secrets behind harmony, timbre, keys, chords, loudness, musical composition, and more, HOW MUSIC WORKS will be treasured by music lovers everywhere.