In this video, which is aimed at KS4 pupils, washing powder is shown under an ultraviolet lamp. This shows the fluorescence from the washing powder as the UV light is absorbed and visible light is emitted from the powder, making it appear much brighter than the washing powder would be if it was simply reflecting the light.
This resource is part of a sequence with the following three other resources:
- EM spectrum grid https://www.tes.com/teaching-resource/resource-6341301
- EM spectrum sort cards https://www.tes.com/teaching-resource/resource-6341302
- IR remote control https://www.tes.com/teaching-resource/resource-12952897
- This resource
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