What is Sound?

From a tuning fork, to a speaker in slow motion, this is a close look at what sound is. Both linear and spherical wave fronts are animated. The human audible range is demonstrated. Want Lecture Notes? https://www.flippingphysics.com/sound... This is an AP Physics 1 Topic.

0:00 Intro
0:15 The tuning fork
1:52 Concert pitch
2:29 Speaker demonstration
3:43 Compression and rarefaction
5:11 Linear wave fronts
5:44 Spherical wave fronts
6:53 What is sound? (summary)
7:36 Zero net displacement
8:43 Pressure amplitude
9:37 Human audible range demo
11:23 Visualizing wave forms

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Thank you to Kristie Webb for transcribing the English subtitles of this video.

#Sound #Waves