Discusses diffraction grating, their interference patterns, and their use to determine wavelengths.
A demonstration of what happens when a laser is sent througha diffraction grating. Video courtesy of the New England Board of Higher Education
A demonstration of diffraction grating with fireworks. Courtesy of Douglas Stith
Reviews diffraction gratings, the calculation of wavelength using diffraction gratings, and the difference between diffraction gratings and double slit set-ups.
This is an activity for students to complete while reading the Diffraction Gratings Concept