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Electromagnetic Spectrum: Studying UV Ultraviolet Light

How can light be invisible? What is UV light and why call it light if we can’t see it? Using these UV beads, kids will see the invisible appear. They can use the beads to test different sunscreens. 


Questions Answered:

What is ultraviolet light? 

How can light be invisible? 

How does sunscreen protect our skin?


Topics Addressed:

UV light Sunscreen 


Materials Needed

UV Beads, foil, sunscreen, plastic baggies


Preparation Time

order materials


NOTE: This activity is part of the Light, Optics, & Color Unit found here.

Electromagnetic Spectrum: Studying UV Ultraviolet Light


    Answer Keys and Teacher Notes address most questions and issues that might arise in this study—you shouldn’t have to do any outside research unless you want to.

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