In the operant conditioning paradigm, extinction refers to the process of no longer providing the reinforcement that has been maintaining a behavior. Operant extinction differs from forgetting in that the latter refers to a decrease in the strength of a behavior over time when it has not been emitted.
Gel medium is an acrylic product. It comes in Heavy, Soft, and Regular and has a variety of finishes, Matte, Gloss and Semi-gloss. The basic use for these is to build texture in paintings by mixing them with acrylic paint. If you add a small bit of it to your paint it will also extend the drying time. The Soft gel is the medium that is most often used by paper artists. It can be used as a glue for collage and it is also used to make photocopy transfers.
An emulsion has liquid particles dispersed in a liquid medium. An emulsion is a type of colloidal solution consisting of liquid(dispersed phase) mixed in another liquid(dispersing medium), so the mixture is an emulsion.A gel is a colloid of liquid(dispersed medium) mixed with solids.(eg-butter).ypically the liquids are immiscible. An examples of emulsions are vinaigrette, (vegetable â¦ oil and vinegar) A colloid is a more general term for a dispersed phase and continuous phase system, examples are fog liquid/gas colloid; pumice; gas solid foam. An emulsion is a special case of this.