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Representational gravity: Empirical findings and theoretical implications.

Timothy L Hubbard1,2

  • 1Arizona State University, Tempe, AZ, USA. timothyleehubbard@gmail.com.

Psychonomic Bulletin & Review
|September 14, 2019
PubMed
Summary

Representational gravity causes spatial judgment errors towards implied gravity. This adaptation aids environmental interaction but may conflict with objective physics.

Keywords:
Environmental invariantsInternal model of gravityNaïve physicsPerception of weightRepresentational gravity

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Area of Science:

  • Cognitive Psychology
  • Perception

Background:

  • Spatial localization judgments are influenced by perceived gravity.
  • Representational gravity describes the displacement of target location judgments towards implied gravitational pull.

Purpose of the Study:

  • To review variables influencing representational gravity.
  • To explore the relationship between representational gravity and other cognitive processes.
  • To suggest future research directions.

Main Methods:

  • Literature review of studies on representational gravity.
  • Analysis of variables affecting spatial judgment under implied gravity.
  • Discussion of theoretical implications.

Main Results:

  • Target characteristics, display parameters, context, and observer factors influence representational gravity.
  • Representational gravity is linked to physical gravity, linear acceleration, and spatial biases.
  • Several factors influencing representational gravity remain uninvestigated.

Conclusions:

  • Representational gravity is an adaptive mechanism for interacting with the environment.
  • This adaptation may not always align with objective physical principles.
  • Further research is needed to fully understand its mechanisms and implications.