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Related Concept Videos

Echo01:06

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The human ear cannot distinguish between two sources of sound if they happen to reach within a specific time interval, typically 0.1 seconds apart. More than this, and they are perceived as separate sources.
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Language serves as a bridge between ideas and communication, influencing how individuals perceive and interact with the world. Psychologists have long debated whether language shapes thought or vice versa. This discussion gained grip with Edward Sapir and Benjamin Lee Whorf in the 1940s, who proposed that language determines thought, a concept known as linguistic determinism. They suggested that the vocabulary and structure of a language influence how its speakers think and perceive reality.
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Consider two sources of sound, that may or may not be in phase, emitting waves at a single frequency, and consider the frequencies to be the same.
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Proximity plays a fundamental role in shaping interpersonal attraction by increasing opportunities for interaction and fostering familiarity. Research consistently demonstrates that individuals are more likely to form social bonds with those who are physically closer to them, whether in residential settings, workplaces, or educational institutions. This effect is largely driven by the increased frequency of encounters, which facilitates the development of friendships and romantic...
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Related Experiment Video

Updated: Oct 8, 2025

Eye Tracking During Visually Situated Language Comprehension: Flexibility and Limitations in Uncovering Visual Context Effects
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Word Distance Affects Subjective Temporal Distance.

Cheng Wang1, Yu Liu1, Jun Wang1

  • 1Department of Psychology, Zhejiang Normal University, Jinhua, China.

Frontiers in Psychology
|January 3, 2022
PubMed
Summary
This summary is machine-generated.

The lexical kappa effect shows that closer words, semantically or phonologically, make time feel shorter. This perception of temporal distance is influenced by word relatedness in our minds.

Keywords:
internal clocklexical kappa effecttemporal bisection tasktime perceptionword distance

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Area of Science:

  • Cognitive Psychology
  • Psycholinguistics
  • Human Perception

Background:

  • The kappa effect demonstrates how spatial distance influences temporal perception.
  • This phenomenon highlights the interplay between different sensory and cognitive domains.

Purpose of the Study:

  • To introduce and define the novel 'lexical kappa effect'.
  • To investigate how lexical distance (semantic and phonological) affects the perception of temporal intervals between words.

Main Methods:

  • Utilized a temporal bisection task to measure subjective time perception.
  • Manipulated word distance by varying semantic and phonological similarity between presented word pairs.

Main Results:

  • Temporal intervals were perceived as shorter when words were lexically closer (semantically or phonologically).
  • This suggests lexical relatedness impacts temporal judgments.

Conclusions:

  • The lexical kappa effect demonstrates that word distance influences perceived temporal duration.
  • The findings are explained by an internal clock model where lexical similarity affects timing termination detection.