This zip file contains materials for a middle school science lesson on waves and the concepts of reflection, refraction and diffraction, as part of a unit on waves and energy. The unit was designed for 7th graders in NYC.
Includes:
-SMARTboard .notebook lesson presentation (14 slides) including teacher descriptions of 4 short lab experiments or demonstrations.
-PowerPoint version of same presentation, HOWEVER the file was converted from the .notebook file and the font types, sizes and colors do