cold dark matter clumps produce gravitational 'potholes'

Categories: Comparisons

An example of a simile used to explain a scientific idea:

"CDM particles tend to clump together and produce gravitational 'potholes', which attract baryonic material (hydrogen and helium gas) by their gravity.'

John Gribbin (1996) Companion to the Cosmos. (Ed., Mary Gribbin) Weidenfeld & Nicolson.

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Read about examples of science similes

Many examples of science similes are listed in 'Creative Comparisons: Making Science Familiar through Language. An illustrative catalogue of figurative comparisons and analogies for science concepts'. Free Download.

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.