Sound | Class 9 CBSE | Khan Academy

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Curated by: Khan Academy India - English (9 videos)

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Tracks in this Playlist

• Production of sound | Mechanical waves and sound | Physics | Khan Academy
• Sound Properties (Amplitude, Period, Frequency, Wavelength) | Physics | Khan Academy
• Speed of Sound | Mechanical waves and sound | Physics | Khan Academy
• Speed of sound - Solved example (time of splash) | Sound | Physics
• Echoes and reverberations
• Minimum distance for echo
• Echolocation & S.O.N.A.R
• Ultrasound medical imaging | Mechanical waves and sound | Physics | Khan Academy
• Human ear - structure & working | Sound | Class 9 | Physics | Khan Academy