Scaling lesson at river valley high

Thanks to ai phing for sharing this with me.
Wohoo!
My Superposition java applet used in lecture.

actual version used:
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_WaveFunctionPlotterSuperpositionwee01.jar
recommended EJSS version runs on almost any device's browser Android and iOS included
https://dl.dropboxusercontent.com/u/44365627/lookangEJSworkspace/export/ejss_model_wave1d01/wave1d01_Simulation.xhtml

actual version used:
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_WaveFunctionPlotterSuperpositionwee01.jar
recommended EJSS version runs on almost any device's browser Android and iOS included
https://dl.dropboxusercontent.com/u/44365627/lookangEJSworkspace/export/ejss_model_wave1d01/wave1d01_Simulation.xhtml

1. Waves: Progressive waves & Superposition

   

   http://weelookang.blogspot.com/2010/06/open-source-ejs-superposition-of-2.html
   added (1) autoscale x axis false, (2) -T/8 button (3) blue color for wave 2 for greater contrast on the projector screen thanks to joshua yeo.
   https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_WaveFunctionPlotterSuperpositionwee01.jar
   https://dl.dropbox.com/u/44365627/lookangEJSworkspace/export/ejs_WaveFunctionPlotterSuperpositionwee01.jar
   author: wolfgang and lookang
   worksheets by (lead) SRJC:https://www.dropbox.com/s/uslrrrdkyq2puqe/WavesSRJC.zip

2. Waves: Progressive waves & Superposition (EJSS)

   

   http://weelookang.blogspot.sg/2013/12/ejss-wave-1d-superposition-model.html
   https://dl.dropboxusercontent.com/u/44365627/lookangEJSworkspace/export/ejss_model_wave1d01/wave1d01_Simulation.xhtml
   source: https://dl.dropboxusercontent.com/u/44365627/lookangEJSworkspace/export/ejss_src_wave1d01.zip
   author: Wolfgang and lookang (this version)