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Fizeau–Foucault apparatus

scientific instrument used to measure the speed of light
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Fizeau–Foucault apparatus

Summary

Fizeau–Foucault apparatus is a scientific instrument[1]. It draws 166 Wikipedia views per month (scientific_instrument category, ranking #3 of 23).[2]

Key Facts

  • Fizeau–Foucault apparatus is credited with the discovery of Hippolyte Fizeau[3].
  • Fizeau–Foucault apparatus is credited with the discovery of Léon Foucault[4].
  • Fizeau–Foucault apparatus's instance of is recorded as scientific instrument[5].
  • Fizeau–Foucault apparatus's subclass of is recorded as measuring instrument[6].
  • +1849-00-00T00:00:00Z marks the founding of Fizeau–Foucault apparatus[7].
  • Fizeau–Foucault apparatus's Freebase ID is recorded as /m/0132rb[8].
  • Fizeau–Foucault apparatus's KBpedia ID is recorded as Fizeau-FoucaultApparatus[9].

Body

Designation and Status

Fizeau–Foucault apparatus's instance of is recorded as scientific instrument[5].

History and Context

+1849-00-00T00:00:00Z marks the founding of Fizeau–Foucault apparatus[7].

Why It Matters

Fizeau–Foucault apparatus draws 166 Wikipedia views per month (scientific_instrument category, ranking #3 of 23).[2] It has Wikipedia articles in 12 language editions, a strong signal of global cultural recognition.[10]

Related Entities

Hippolyte Fizeau Léon Foucault

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [5] ↑ . wikidata.org.
  2. [3] ↑ . wikidata.org.
  3. [4] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . Freebase Data Dumps. wikidata.org.
  7. [9] ↑ . KBpedia. Retrieved . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [10] ↑ . Wikidata sitelinks. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Fizeau–Foucault apparatus. Retrieved May 3, 2026, from https://4ort.xyz/entity/fizeau-foucault-apparatus
MLA “Fizeau–Foucault apparatus.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/fizeau-foucault-apparatus.
BibTeX @misc{4ortxyz_fizeau-foucault-apparatus_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Fizeau–Foucault apparatus}}, year = {2026}, url = {https://4ort.xyz/entity/fizeau-foucault-apparatus}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Fizeau–Foucault apparatus — https://4ort.xyz/entity/fizeau-foucault-apparatus (retrieved 2026-05-03)

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