free physics video tutorials for all





Worked Solutions


The Inverse Square Law


The Intensity of Gamma Rays





inverse square law equations



Example #1


Example #2










back to top




this week's promoted video


 from Physics Trek



creative commons license

All downloads are covered by a Creative Commons License.
These are free to download and to share with others provided credit is shown.
Files cannot be altered in any way.
Under no circumstances is content to be used for commercial gain.





©copyright 2016 - All Rights Reserved