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Category Archives: How can waves explain the behaviour of light?
Make waves with a dripping faucet, audio speaker, or laser! Add a second source to create an interference pattern. Put up a barrier to explore single-slit diffraction and double-slit interference.
The Lawrence Livermore lab posted this gorgeous old poster of the electromagnetic spectrum onto its Flickr page. It’s an amazing artifact of scientific education from 1944, complete with images of retro radio equipment, hospital radium rays and one of the first commercially … Continue reading
What is light?, The electromagnetic spectrum, Waves, Wave equations, Light as electromagnetic radiation, Polarisation, Colour, Colour addition, Colour subtraction, Interference & structural colour Download the notes. Download the video.