22231
Sound
- 0 Hegel's 'System of Science'
- 1 Logic (Thinking of Thinking, Science of Science)
- 2 Nature (science of matter)
- 3 Spirit/Mind (Science of humanities)
- 21 Mechanics
- 22 Physics (including Chemistry)
- 23 Organism / Life (Subjectivity)
- 221 General physicalities
- 222 Peculiarities (special individuality)
- 223 Physical body (single individuality)
- 2221 Density (specific gravity)
- 2222 Cohesion (holding together)
- 2223 Externalization of particularity
- 22231 Sound
- 22232 Heat
- 222311 Trembling
- 222312 Oscillation
- 222313 Sounds