phase space

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Categories: Site glossary

A phase space is a hypothetical or theoretical space that can represent all possible states of the system being studied. This might require more than just three dimensions. (In physics the state of a simple particle might be represented by three dimensions to represent its position, plus three to represent its  momentum – and  if it is rotating that will require additional dimensions for a full description.)

Although most commonly used in physics, the idea has wider applications. A learner's zone of proximal development (Z.P.D.) might be considered to be a region of a phase space describing the actual and potential development of that learner.

 

[Please be aware that a word may have different nuances, or even a different meaning, according to context.]« Back to Index

Author: Keith

Former school and college science teacher, teacher educator, research supervisor, and research methods lecturer. Emeritus Professor of Science Education at the University of Cambridge.