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In this video, we will see how it is possible to decompose a compound sound into a sum of pure sounds. In a second part, we will present the frequency spectra that allow us to characterize sounds. We will then have to carry out a spectral analysis. Ranking of videos for the 1st scientific teaching ➡️ https://eprofs.fr/1ere-enseignement-s... Find other videos and methodological sheets to download for free: https://eprofs.fr Twitter: / e_profs Instagram: / e_profs_physique_chimie Facebook: / e-profs-467482426970398