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(P2075)
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English
speed of sound
speed of sound waves in a material. Use qualifiers to specify the measurement conditions.
sound speed
In more languages
Data type
Quantity
Statements
instance of
Wikidata property for physical quantities
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Wikidata item of this property
speed of sound
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Wikidata property example
methanol
speed of sound
1,123
metre per second
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air
speed of sound
331.5
metre per second
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property usage tracking category
Category:Pages using Wikidata property P2075
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stability of property value
never changes
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property proposal discussion
https://www.wikidata.org/wiki/Wikidata:Property_proposal/Archive/34#P2075
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Constraints
property constraint
allowed units constraint
item of property constraint
metre per second
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required qualifier constraint
property
phase of matter
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required qualifier constraint
property
temperature
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allowed qualifiers constraint
property
under pressure
temperature
phase of matter
sourcing circumstances
reason for deprecated rank
reason for preferred rank
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citation needed constraint
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allowed-entity-types constraint
item of property constraint
Wikibase item
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property scope constraint
property scope
as main value
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