Kinesics and Proxemics
By Edson Flores
Proxemics
the study of the spatial requirements of humans and the effects of population density on behavior, communication, and social interaction.
Example one
You can that these two are friends by how they're interacting with each other
Example two
You can tell these two are strangers to each other by the way that they have no social interaction with each other.
Example three
You can that these two have an intimate relationship by how they're interacting with each other