Frequency - The Number of waves that pass by within a single unit of time(usually seconds), Hertz - Unit of measurement for sound/light. (The number of waves per second), Wavelength - Distance between two "crests" or high points of waves, Pitch - A specific note, represented by a note letter followed by a number, Pitch Class - All notes with the same letter, Tuning Fork - A metal fork used by musicians to tune their instruments before the invention of electric tuners, Low frequency transfers... - ...more energy, High frequency transfers... - ...little energy, Standard tuning pitch - A 440hz, Pythagoras - Discovered multiple connections between frequency and music., Octave ratio - 2 to 1 (A4=440hz, A3=220hz), John Shore - Invented the tuning fork,

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