Simple Browser : Welcome guest : log in
Home |  Graph |  ]  KB:  Language:   

Formal Language: 




Sigma KEE - Gas
KB Term: 
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Gas
An Object has the Attribute of Gas if it has neither a fixed volume nor a fixed shape.
Relationships      
Parents Fluid Fluid is an InternalAttribute of an Object that does not have a fixed shape and thus tends to flow or to conform to the shape of a container.
Children GreenhouseGasGreenhouseGas is the subclass of substances that, when present in the atmosphere, trap infrared radiation and cause global warming. Greenhouse gases include carbon dioxide, hydrofluorocarbons, methane, nitrous oxide, ozone, and water vapor.
InstancesAbstractProperties or qualities as distinguished from any particular embodiment of the properties/qualities in a physical medium. Instances of Abstract can be said to exist in the same sense as mathematical objects such as sets and relations, but they cannot exist at a particular place and time without some physical encoding or embodiment.
 AttributeQualities which we cannot or choose not to reify into subclasses of.
 EntityLa clase universal de individuos. Es el nodo principal de la ontologĂ­a.
 InternalAttributeAny Attribute of an Entity that is an internal property of the Entity, e.g. its shape, its color, its fragility, etc.
 PhysicalStateThe physical state of an Object. There are three reified instances of this Class: Solid, Liquid, and Gas. Physical changes are not characterized by the transformation of one substance into another, but rather by the change of the form (physical states) of a given substance. For example, melting an iron nail yields a substance still called iron.
Belongs to Class Entity


Show simplified definition with tree view
Show full definition (without tree view)
Show full definition (with tree view)


Sigma web home      Suggested Upper Merged Ontology (SUMO) web home
Sigma version 3.0 is open source software produced by Articulate Software and its partners