Final answer:
The attraction based on nearness fostering greater interaction is known as proximity. This principle is influential in various disciplines and is a cornerstone concept in both social relationships and physical interactions, such as the strength between two charges in physics.
Step-by-step explanation:
The concept known as the tendency of entities or people to interact more when they are close to each other is referred to as proximity. This concept plays a critical role in various aspects like the formation of relationships, where the likelihood of friendship or romantic relationships increases with frequent contact, as seen in Tobler's First Law of Geography and field theories in physics where the closeness of entities, like charges, dictates the strength of interaction. Proximity is a fundamental principle that is observed across different disciplines including social studies, geography, physics, and gestalt principles in psychology.
In geography, related concepts such as distance decay and the friction of distance reinforce the idea that interaction diminishes with increasing distance. Therefore, the attraction based on nearness supporting interaction is largely guided by the principle of proximity. Relationships are often formed and sustained between individuals who have the chance to interact frequently due to their physical closeness, and this can extend beyond personal relationships to include business, social networks, and other interactions.