Sound waves. Loudness and pitch. Ultrasound and infrasound
Lesson 3: mechanical waves and . Sound is a longitudinal mechanical wave (usually in air). Loudness ↔ amplitude, pitch ↔ frequency .
Lesson 3: mechanical waves and v=λν. Sound is a longitudinal mechanical wave (usually in air). Loudness ↔ amplitude, pitch ↔ frequency ν.