Wikidata entity: Q2111
Quantities
| P2370 | conversion to SI unit | 299792458.0147178 |
| P2442 | conversion to standard unit | 670616629.384 |
| P2442 | conversion to standard unit | 1079252848.8 |
| P1181 | numeric value | 299792458 |
| P373 | Commons category | String | Speed of light | ??? |
| P2534 | defining formula | Math | ??? | |
| P1343 | described by source | ... | Q26711936 (IEC 80000-6:2008 Quantities and units—Part 6: Electromagnetism) | IEC 80000-6:2008 Quantities and units—Part 6: Electromagnetism |
| P1343 | described by source | ... | Q26711937 (ISO 80000-7:2008 Quantities and units—Part 7: Light) | ISO 80000-7:2008 Quantities and units—Part 7: Light |
| P1343 | described by source | ... | Q117847945 (IEC 80000-6:2022 Quantities and units — Part 6: Electromagnetism) | IEC 80000-6:2022 Quantities and units — Part 6: Electromagnetism |
| P1889 | different from | ... | Q9092845 (speed of light in a medium) | speed of light in a medium |
| P61 | discoverer or inventor | ... | Q160187 (Ole Rømer) | Ole Rømer |
| P1269 | facet of | ... | Q11406 (electromagnetism) | electromagnetism |
| P1269 | facet of | ... | Q11455 (special relativity) | special relativity |
| P1269 | facet of | ... | Q11475 (vacuum) | vacuum |
| P1269 | facet of | ... | Q2024141 (massless quantum particle) | massless quantum particle |
| P7235 | in defining formula | Math | ??? | |
| P31 | instance of | ... | Q47574 (unit of measurement) | unit of measurement |
| P31 | instance of | ... | Q181175 (scalar quantity) | scalar quantity |
| P31 | instance of | ... | Q4493384 (fundamental limit) | fundamental limit |
| P31 | instance of | ... | Q173227 (physical constant) | physical constant |
| P31 | instance of | ... | Q188248 (constant) | constant |
| P31 | instance of | ... | Q83155724 (UCUM constant) | UCUM constant |
| P31 | instance of | ... | Q15088658 (measured quantity value) | measured quantity value |
| P31 | instance of | ... | Q15222637 (unit of speed) | unit of speed |
| P4020 | ISQ dimension | Math | ??? | |
| P6104 | maintained by WikiProject | ... | Q8487137 (WikiProject Mathematics) | WikiProject Mathematics |
| P6104 | maintained by WikiProject | ... | Q8487193 (WikiProject Physics) | WikiProject Physics |
| P111 | measured physical quantity | ... | Q3711325 (speed) | speed |
| P5008 | on focus list of Wikimedia project | ... | Q5460604 (Wikipedia:List of articles all languages should have) | Wikipedia:List of articles all languages should have |
| P5008 | on focus list of Wikimedia project | ... | Q6173448 (Wikipedia:Vital articles/Level/4) | Wikipedia:Vital articles/Level/4 |
| P443 | pronunciation audio | CommonsMedia | http://commons.wikimedia.org/wiki/Special:FilePath/LL-Q9610%20%28ben%29-Tahmid-%E0%A6%86%E0%A6%B2%E0%A7%8B%E0%A6%B0%20%E0%A6%97%E0%A6%A4%E0%A6%BF%E0%A6%AC%E0%A7%87%E0%A6%97.wav | ??? |
| P443 | pronunciation audio | CommonsMedia | http://commons.wikimedia.org/wiki/Special:FilePath/De-Vakuumlichtgeschwindigkeit.ogg | ??? |
| P7973 | quantity symbol (LaTeX) | Math | ??? | |
| P7973 | quantity symbol (LaTeX) | Math | ??? | |
| P8111 | recommended unit of measurement | ... | Q182429 (metre per second) | metre per second |
| P460 | said to be the same as | ... | Q319686 (speed of gravity) | speed of gravity |
| P989 | spoken text audio | CommonsMedia | http://commons.wikimedia.org/wiki/Special:FilePath/Es-Velocidad%20de%20la%20luz-article-part1.ogg | ??? |
| P910 | topic's main category | ... | Q125813125 (Category:Speed of light) | Category:Speed of light |
| P5061 | unit symbol | Monolingualtext | c | ??? |
| P10 | video | CommonsMedia | http://commons.wikimedia.org/wiki/Special:FilePath/Fizeau.ogv | ??? |
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