If you’ve completed the Soaking Up Rays experiment, you might still be a bit baffled as to why there’s a difference between black and white. Here’s a great way to actually “see” radiation by using liquid crystal thermal sheets.


You’ll need to find a liquid crystal sheet that has a temperature range near body temperature (so it changes color when you warm it with your hands.)


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One Response to “Liquid Crystals”

  1. emilyannejon says:

    I remember as a kid my dad had a black car and my mom had a silver car. At the end of a hot day in the parking lot the black car wasn’t that much fun to ride in! 🙂
    Thanks for the experiment <3 🙂