Lessons

11 lessons • 2h 18m

Sound

13m 39s

Sound Waves: Part 1

11m 38s

Sound Waves: Part 2

12m 30s

Properties of Sound Wave

13m 11s

Sound Quality

10m 52s

Reflection of Sound

12m 38s

Echoes

12m 45s

Range of hearing

13m 34s

Applications of ultrasound waves

12m 37s

Structure of an ear

12m 22s

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