See this site for many animations illustrating basic concepts in physics and astronomy, at both an introductory and advanced undergraduate level. You can browse by topic or search for relevant animations.
%0 Electronic Source %A Gallis, Michael %D January 8, 2009 %T PSU/SL Physics Animations Portal %V 2015 %N 5 September 2015 %8 January 8, 2009 %9 video/quicktime %U http://phys23p.sl.psu.edu/CWIS/index.php
Disclaimer: ComPADRE offers citation styles as a guide only. We cannot offer interpretations about citations as this is an automated procedure. Please refer to the style manuals in the Citation Source Information area for clarifications.