This resource includes an activity on assessment of understanding porosity and a table showing porosities of common materials.

Porous sandstone.
Click on the image to download the pdf showing a set of multiple choice questions.


Assessment of understanding of porosity

This set of multiple-choice questions assesses understanding of porosity.

Porous sandstone as seen under a microscope.
Click on the image to download a pdf showing porosties of various materials.


Porosities of natural and manufactured rock and mineral based materials

This table lists the range of porosities and bulk densities of various common materials.