A perfect 5th is a musical interval that spans seven half steps or semitones. It consists of five whole tones plus one additional half step.
Picture yourself playing catch with a friend. The distance between you and your friend when you throw the ball is like a perfect 5th - not too close, but not too far either.
Diminished 5th: This term refers to an interval that spans six half steps or semitones.
Power Chord: This term refers to a chord consisting of the root note and the perfect 5th above it, commonly used in rock music.
Circle of Fifths: This term refers to a diagram showing the relationship between major and minor keys based on ascending perfect 5ths.
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