Things of Physics: Structures

Dimensions

What we like to do in physics is to quantify -- to assign numerical values to things in the physical world in order to get an approximate but accurate description of something. To do this, we typically create a process by which we can assign a number to a physical quantity by matching it to a standard (or unit) and simply counting the number of standards that fit. Let's give an example.

RETURNS

University of MarylandPhysics DepartmentPhysics 374 Home


This page prepared by

Edward F. Redish
Department of Physics
University of Maryland
College Park, MD 20742
Phone: (301) 405-6120
Email: redish@umd.edu

Last revision 18. September, 2005.