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answers waves sound lab phet

Fun Waves, Wavelength, & Amplitude Lesson (Grades K-5) Learn About Waves & Amplitude! Fun Science for 3rd - 5th Graders.

LIGHT: 16b Wave Interference PhET This links to the iTunes U course https://itunes.apple.com/au/course/physics-light-waves/id962600713.

Phet Wave on a String Explanation

Wave Interference using the PhET Simulation This is an introduction to using