In today's session, we are dealing with Sound and taking a closer look at its Production and Propagation.

Saurabh Sir will cover
a) the basics of sound
b) production of sound
c) propagation of sound
d) production of sound in human beings.

Grade: 8
Subject: Science, Physics
Chapter: 10

00:00 Sound Production and Propagation
6:29 Vibrating Objects
7:20 Sound Vibrating
13:41 Activity Time
18:44 Propagation of Sound
21:19 Propagation of Sound Wave
26:27 Sound in Different Media
29:46 Solid Traveling Sounds
32:47 About Liquid
35:38 Sound needs a medium for Propagation
37:20 Vacuum Can’t hear but I can see you
40:05 No Atmosphere, No Sound
40:36 Choose the location(s) of the rocket where sound can be heard
41:31 Musical Instruments
43:15 Identify the part which vibrates to produce sound in the following instruments
44:37 Sound by Humans

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