The Emergence Machine

Doorbell

physical · Level 7 · E9

E9Cultures

Each concept here is mapped to its prerequisites — the ideas you'd need first to understand it — all the way down to four foundations: Space, Time, Energy, Pattern. Click any prerequisite to drill down, or scroll for the chain graph.

Trace. Question. Emerge.

Emergence definition

A doorbell is a signaling device installed at the entrance of a house to alert occupants of visitors, producing a sound through matter and wave interactions.

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Wiktionary senses

External reference — all senses of the word “Doorbell” on Wiktionary. This atlas concept maps to only the slice of meaning relevant to the prerequisite graph.

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Source: Wiktionary — “Doorbell”. Content available under CC BY-SA 4.0.

Historical origin

Origin language
English

Prerequisite chain

Possible path of this concept down to the fundamental substrate.

thisfoundationsL7L6L5L4L3L2L1L0DoorbellSoundPerceptionHouseOrganismBuildingCellFormLifeStructureChangeMatterWaveEnergyPatternSpaceTimeE1 concrete → E14 abstract

Neighborhood

Direct prerequisites above, concepts that depend on this one below.

thisprerequisitesDoorbellL7HouseL4SoundL6E1 concrete → E14 abstract

Prerequisites

What you need to understand first.

  • House L4 (requires)
    A doorbell is installed at the entrance of a house to alert occupants of visitors
  • Sound L6 (requires)
    A doorbell is a signaling device at a door that produces a sound when pressed